what abut CPH5901 it contains a 2sk932 and a cascoding 2SC4639 in the same package
M marconi118 Member Joined 2008 2018-02-16 9:24 am #181 2018-02-16 9:24 am #181 what abut CPH5901 it contains a 2sk932 and a cascoding 2SC4639 in the same package ••• More options Share juma Member Joined 2005 2018-02-16 9:57 am #182 2018-02-16 9:57 am #182 It might work all right ••• More options Share M marconi118 Member Joined 2008 2018-02-16 10:33 am #183 2018-02-16 10:33 am #183 will the j111/j112 or J308/309 have too low Yfs for this design? ••• More options Share juma Member Joined 2005 2018-02-16 3:17 pm #184 2018-02-16 3:17 pm #184 No go ••• More options Share M marconi118 Member Joined 2008 2018-02-16 3:31 pm #185 2018-02-16 3:31 pm #185 I will go with the CPH5901 rated 12-20mA idss.... found at RS any advice/preference on laterals easy to find in Germany? without fake risk? ••• More options Share juma Member Joined 2005 2018-02-16 6:21 pm #186 2018-02-16 6:21 pm #186 2SK 1058: Transistor 2SK 1058 bei reichelt elektronik 2SJ 162: Transistor 2SJ 162 P-FET 160V 7A TO-3P bei reichelt elektronik marconi118 said: I will go with the CPH5901 rated 12-20mA idss.... found at RS Click to expand... Mouser has them too: CPH5901G-TL-E ON Semiconductor | Mouser Deutschland Last edited: 2018-02-16 6:26 pm ••• More options Share M marconi118 Member Joined 2008 2018-02-16 7:50 pm #187 2018-02-16 7:50 pm #187 If the 2sj47 from Reichelt are fake then there is a risk that the laterals are fake too? ••• More options Share juma Member Joined 2005 2018-02-16 8:49 pm #188 2018-02-16 8:49 pm #188 marconi118 said: .... risk that the laterals are fake... Click to expand... No ••• More options Share M marconi118 Member Joined 2008 2018-02-17 1:19 pm #189 2018-02-17 1:19 pm #189 you tested, the laterals at reichet are genuine? ••• More options Share juma Member Joined 2005 2018-02-17 4:04 pm #190 2018-02-17 4:04 pm #190 Bought several batches from them. ••• More options Share M marconi118 Member Joined 2008 2018-02-17 5:49 pm #191 2018-02-17 5:49 pm #191 Great! ••• More options Share M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
juma Member Joined 2005 2018-02-16 9:57 am #182 2018-02-16 9:57 am #182 It might work all right ••• More options Share M marconi118 Member Joined 2008 2018-02-16 10:33 am #183 2018-02-16 10:33 am #183 will the j111/j112 or J308/309 have too low Yfs for this design? ••• More options Share juma Member Joined 2005 2018-02-16 3:17 pm #184 2018-02-16 3:17 pm #184 No go ••• More options Share M marconi118 Member Joined 2008 2018-02-16 3:31 pm #185 2018-02-16 3:31 pm #185 I will go with the CPH5901 rated 12-20mA idss.... found at RS any advice/preference on laterals easy to find in Germany? without fake risk? ••• More options Share juma Member Joined 2005 2018-02-16 6:21 pm #186 2018-02-16 6:21 pm #186 2SK 1058: Transistor 2SK 1058 bei reichelt elektronik 2SJ 162: Transistor 2SJ 162 P-FET 160V 7A TO-3P bei reichelt elektronik marconi118 said: I will go with the CPH5901 rated 12-20mA idss.... found at RS Click to expand... Mouser has them too: CPH5901G-TL-E ON Semiconductor | Mouser Deutschland Last edited: 2018-02-16 6:26 pm ••• More options Share M marconi118 Member Joined 2008 2018-02-16 7:50 pm #187 2018-02-16 7:50 pm #187 If the 2sj47 from Reichelt are fake then there is a risk that the laterals are fake too? ••• More options Share juma Member Joined 2005 2018-02-16 8:49 pm #188 2018-02-16 8:49 pm #188 marconi118 said: .... risk that the laterals are fake... Click to expand... No ••• More options Share M marconi118 Member Joined 2008 2018-02-17 1:19 pm #189 2018-02-17 1:19 pm #189 you tested, the laterals at reichet are genuine? ••• More options Share juma Member Joined 2005 2018-02-17 4:04 pm #190 2018-02-17 4:04 pm #190 Bought several batches from them. ••• More options Share M marconi118 Member Joined 2008 2018-02-17 5:49 pm #191 2018-02-17 5:49 pm #191 Great! ••• More options Share M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
M marconi118 Member Joined 2008 2018-02-16 10:33 am #183 2018-02-16 10:33 am #183 will the j111/j112 or J308/309 have too low Yfs for this design? ••• More options Share juma Member Joined 2005 2018-02-16 3:17 pm #184 2018-02-16 3:17 pm #184 No go ••• More options Share M marconi118 Member Joined 2008 2018-02-16 3:31 pm #185 2018-02-16 3:31 pm #185 I will go with the CPH5901 rated 12-20mA idss.... found at RS any advice/preference on laterals easy to find in Germany? without fake risk? ••• More options Share juma Member Joined 2005 2018-02-16 6:21 pm #186 2018-02-16 6:21 pm #186 2SK 1058: Transistor 2SK 1058 bei reichelt elektronik 2SJ 162: Transistor 2SJ 162 P-FET 160V 7A TO-3P bei reichelt elektronik marconi118 said: I will go with the CPH5901 rated 12-20mA idss.... found at RS Click to expand... Mouser has them too: CPH5901G-TL-E ON Semiconductor | Mouser Deutschland Last edited: 2018-02-16 6:26 pm ••• More options Share M marconi118 Member Joined 2008 2018-02-16 7:50 pm #187 2018-02-16 7:50 pm #187 If the 2sj47 from Reichelt are fake then there is a risk that the laterals are fake too? ••• More options Share juma Member Joined 2005 2018-02-16 8:49 pm #188 2018-02-16 8:49 pm #188 marconi118 said: .... risk that the laterals are fake... Click to expand... No ••• More options Share M marconi118 Member Joined 2008 2018-02-17 1:19 pm #189 2018-02-17 1:19 pm #189 you tested, the laterals at reichet are genuine? ••• More options Share juma Member Joined 2005 2018-02-17 4:04 pm #190 2018-02-17 4:04 pm #190 Bought several batches from them. ••• More options Share M marconi118 Member Joined 2008 2018-02-17 5:49 pm #191 2018-02-17 5:49 pm #191 Great! ••• More options Share M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
juma Member Joined 2005 2018-02-16 3:17 pm #184 2018-02-16 3:17 pm #184 No go ••• More options Share M marconi118 Member Joined 2008 2018-02-16 3:31 pm #185 2018-02-16 3:31 pm #185 I will go with the CPH5901 rated 12-20mA idss.... found at RS any advice/preference on laterals easy to find in Germany? without fake risk? ••• More options Share juma Member Joined 2005 2018-02-16 6:21 pm #186 2018-02-16 6:21 pm #186 2SK 1058: Transistor 2SK 1058 bei reichelt elektronik 2SJ 162: Transistor 2SJ 162 P-FET 160V 7A TO-3P bei reichelt elektronik marconi118 said: I will go with the CPH5901 rated 12-20mA idss.... found at RS Click to expand... Mouser has them too: CPH5901G-TL-E ON Semiconductor | Mouser Deutschland Last edited: 2018-02-16 6:26 pm ••• More options Share M marconi118 Member Joined 2008 2018-02-16 7:50 pm #187 2018-02-16 7:50 pm #187 If the 2sj47 from Reichelt are fake then there is a risk that the laterals are fake too? ••• More options Share juma Member Joined 2005 2018-02-16 8:49 pm #188 2018-02-16 8:49 pm #188 marconi118 said: .... risk that the laterals are fake... Click to expand... No ••• More options Share M marconi118 Member Joined 2008 2018-02-17 1:19 pm #189 2018-02-17 1:19 pm #189 you tested, the laterals at reichet are genuine? ••• More options Share juma Member Joined 2005 2018-02-17 4:04 pm #190 2018-02-17 4:04 pm #190 Bought several batches from them. ••• More options Share M marconi118 Member Joined 2008 2018-02-17 5:49 pm #191 2018-02-17 5:49 pm #191 Great! ••• More options Share M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
M marconi118 Member Joined 2008 2018-02-16 3:31 pm #185 2018-02-16 3:31 pm #185 I will go with the CPH5901 rated 12-20mA idss.... found at RS any advice/preference on laterals easy to find in Germany? without fake risk? ••• More options Share juma Member Joined 2005 2018-02-16 6:21 pm #186 2018-02-16 6:21 pm #186 2SK 1058: Transistor 2SK 1058 bei reichelt elektronik 2SJ 162: Transistor 2SJ 162 P-FET 160V 7A TO-3P bei reichelt elektronik marconi118 said: I will go with the CPH5901 rated 12-20mA idss.... found at RS Click to expand... Mouser has them too: CPH5901G-TL-E ON Semiconductor | Mouser Deutschland Last edited: 2018-02-16 6:26 pm ••• More options Share M marconi118 Member Joined 2008 2018-02-16 7:50 pm #187 2018-02-16 7:50 pm #187 If the 2sj47 from Reichelt are fake then there is a risk that the laterals are fake too? ••• More options Share juma Member Joined 2005 2018-02-16 8:49 pm #188 2018-02-16 8:49 pm #188 marconi118 said: .... risk that the laterals are fake... Click to expand... No ••• More options Share M marconi118 Member Joined 2008 2018-02-17 1:19 pm #189 2018-02-17 1:19 pm #189 you tested, the laterals at reichet are genuine? ••• More options Share juma Member Joined 2005 2018-02-17 4:04 pm #190 2018-02-17 4:04 pm #190 Bought several batches from them. ••• More options Share M marconi118 Member Joined 2008 2018-02-17 5:49 pm #191 2018-02-17 5:49 pm #191 Great! ••• More options Share M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
I will go with the CPH5901 rated 12-20mA idss.... found at RS any advice/preference on laterals easy to find in Germany? without fake risk?
juma Member Joined 2005 2018-02-16 6:21 pm #186 2018-02-16 6:21 pm #186 2SK 1058: Transistor 2SK 1058 bei reichelt elektronik 2SJ 162: Transistor 2SJ 162 P-FET 160V 7A TO-3P bei reichelt elektronik marconi118 said: I will go with the CPH5901 rated 12-20mA idss.... found at RS Click to expand... Mouser has them too: CPH5901G-TL-E ON Semiconductor | Mouser Deutschland Last edited: 2018-02-16 6:26 pm ••• More options Share M marconi118 Member Joined 2008 2018-02-16 7:50 pm #187 2018-02-16 7:50 pm #187 If the 2sj47 from Reichelt are fake then there is a risk that the laterals are fake too? ••• More options Share juma Member Joined 2005 2018-02-16 8:49 pm #188 2018-02-16 8:49 pm #188 marconi118 said: .... risk that the laterals are fake... Click to expand... No ••• More options Share M marconi118 Member Joined 2008 2018-02-17 1:19 pm #189 2018-02-17 1:19 pm #189 you tested, the laterals at reichet are genuine? ••• More options Share juma Member Joined 2005 2018-02-17 4:04 pm #190 2018-02-17 4:04 pm #190 Bought several batches from them. ••• More options Share M marconi118 Member Joined 2008 2018-02-17 5:49 pm #191 2018-02-17 5:49 pm #191 Great! ••• More options Share M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
2SK 1058: Transistor 2SK 1058 bei reichelt elektronik 2SJ 162: Transistor 2SJ 162 P-FET 160V 7A TO-3P bei reichelt elektronik marconi118 said: I will go with the CPH5901 rated 12-20mA idss.... found at RS Click to expand... Mouser has them too: CPH5901G-TL-E ON Semiconductor | Mouser Deutschland
M marconi118 Member Joined 2008 2018-02-16 7:50 pm #187 2018-02-16 7:50 pm #187 If the 2sj47 from Reichelt are fake then there is a risk that the laterals are fake too? ••• More options Share juma Member Joined 2005 2018-02-16 8:49 pm #188 2018-02-16 8:49 pm #188 marconi118 said: .... risk that the laterals are fake... Click to expand... No ••• More options Share M marconi118 Member Joined 2008 2018-02-17 1:19 pm #189 2018-02-17 1:19 pm #189 you tested, the laterals at reichet are genuine? ••• More options Share juma Member Joined 2005 2018-02-17 4:04 pm #190 2018-02-17 4:04 pm #190 Bought several batches from them. ••• More options Share M marconi118 Member Joined 2008 2018-02-17 5:49 pm #191 2018-02-17 5:49 pm #191 Great! ••• More options Share M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
juma Member Joined 2005 2018-02-16 8:49 pm #188 2018-02-16 8:49 pm #188 marconi118 said: .... risk that the laterals are fake... Click to expand... No ••• More options Share M marconi118 Member Joined 2008 2018-02-17 1:19 pm #189 2018-02-17 1:19 pm #189 you tested, the laterals at reichet are genuine? ••• More options Share juma Member Joined 2005 2018-02-17 4:04 pm #190 2018-02-17 4:04 pm #190 Bought several batches from them. ••• More options Share M marconi118 Member Joined 2008 2018-02-17 5:49 pm #191 2018-02-17 5:49 pm #191 Great! ••• More options Share M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
M marconi118 Member Joined 2008 2018-02-17 1:19 pm #189 2018-02-17 1:19 pm #189 you tested, the laterals at reichet are genuine? ••• More options Share juma Member Joined 2005 2018-02-17 4:04 pm #190 2018-02-17 4:04 pm #190 Bought several batches from them. ••• More options Share M marconi118 Member Joined 2008 2018-02-17 5:49 pm #191 2018-02-17 5:49 pm #191 Great! ••• More options Share M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
juma Member Joined 2005 2018-02-17 4:04 pm #190 2018-02-17 4:04 pm #190 Bought several batches from them. ••• More options Share M marconi118 Member Joined 2008 2018-02-17 5:49 pm #191 2018-02-17 5:49 pm #191 Great! ••• More options Share M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
M marconi118 Member Joined 2008 2018-02-17 5:49 pm #191 2018-02-17 5:49 pm #191 Great! ••• More options Share M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
M marconi118 Member Joined 2008 2018-02-18 2:58 pm #192 2018-02-18 2:58 pm #192 You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other? ••• More options Share juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3 Top Bottom
You wrote that you like laterals only as buffer configuration. What mosfet pair do you like as common source? 2013/313? 1530/201? Any other?
juma Member Joined 2005 2018-02-18 4:35 pm #193 2018-02-18 4:35 pm #193 You misunderstood me. Laterals can work great in common source mode too. ••• More options Share M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3
M marconi118 Member Joined 2008 2018-02-19 3:49 pm #194 2018-02-19 3:49 pm #194 can we say that the 2sk932 is good replacement for bf862? ••• More options Share juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs Gyrator loaded Son of ZV9/F3
juma Member Joined 2005 2018-02-19 11:15 pm #195 2018-02-19 11:15 pm #195 It will work but I would not use it. Transfer characteristic is funky. ••• More options Share M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link
M marconi118 Member Joined 2008 2018-02-20 1:43 pm #196 2018-02-20 1:43 pm #196 what about the 2sk3557? ••• More options Share juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link
juma Member Joined 2005 2018-02-20 7:00 pm #197 2018-02-20 7:00 pm #197 Good ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link
M marconi118 Member Joined 2008 2018-04-10 3:08 pm #198 2018-04-10 3:08 pm #198 what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A? ••• More options Share juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link
what is the minimum class A bias current when 2SK1058 & 2SJ162 start to sing? I don't need more than 5W, PSU will be 30V not having a lot of heat-sinking, I would like to use the strict minimum bias where the mosfets start sounding good... with IRFP it seems minimum is 1A?
juma Member Joined 2005 2018-04-10 3:14 pm #199 2018-04-10 3:14 pm #199 marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ? ••• More options Share M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share Prev 1 … Go to page Go 8 9 10 11 12 Next First Prev 10 of 12 Go to page Go Next Last Show hidden low quality content You must log in or register to reply here.
marconi118 said: what is the minimum class A bias current... Click to expand... What amp do you mean and what speakers/load you want to drive with it ?
M marconi118 Member Joined 2008 2018-04-10 3:18 pm #200 2018-04-10 3:18 pm #200 your amp of post 164 (pream with laterals as buffer for output) Gyrator loaded Son of ZV9/F3 page 17 ••• More options Share
