convenient values for resistance in PSUd II for 33.000Uf and 22.000UF?
Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 10:08 am #1 2006-03-03 10:08 am #1 convenient values for resistance in PSUd II for 33.000Uf and 22.000UF? ••• More options Share wuffwaff Member Joined 2001 2006-03-03 10:15 am #2 2006-03-03 10:15 am #2 try 5-10 milliOhm, William ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 10:29 am #3 2006-03-03 10:29 am #3 I presume that 1/(2xPi x 2x50Hz x C) is best case? anyway-look: Attachments aleph j.zip 268 bytes · Views: 58 ••• More options Share wuffwaff Member Joined 2001 2006-03-03 12:58 pm #4 2006-03-03 12:58 pm #4 Hi, I don´t think you may use that formula to calculate ESR. Your PSU looks nice but how did you make a 9mH / 0,2 Ohm choke? 9mH seems a bit overdone, normally 2-3mH is OK. William ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 1:10 pm #5 2006-03-03 1:10 pm #5 wuffwaff said: Hi, I don´t think you may use that formula to calculate ESR. Your PSU looks nice but how did you make a 9mH / 0,2 Ohm choke? 9mH seems a bit overdone, normally 2-3mH is OK. William Click to expand... seems that I must look for some datas for ESR.... chokes are from old cinema projector PSU for sound bulbs (lamps) EI 72 iron, n original PSU worked at 5A I have exactly two-perfectly adequate for 4A for Babbelfish J ••• More options Share Blues Member Joined 2003 2006-03-03 2:52 pm #6 2006-03-03 2:52 pm #6 choky said: I presume that 1/(2xPi x 2x50Hz x C) is best case? anyway-look: Click to expand... At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 6:43 pm #7 2006-03-03 6:43 pm #7 Blues said: At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. Click to expand... sounds logical ••• More options Share Show hidden low quality content Status This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link Home Amplifiers Pass Labs 'lytic and PSUd question
wuffwaff Member Joined 2001 2006-03-03 10:15 am #2 2006-03-03 10:15 am #2 try 5-10 milliOhm, William ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 10:29 am #3 2006-03-03 10:29 am #3 I presume that 1/(2xPi x 2x50Hz x C) is best case? anyway-look: Attachments aleph j.zip 268 bytes · Views: 58 ••• More options Share wuffwaff Member Joined 2001 2006-03-03 12:58 pm #4 2006-03-03 12:58 pm #4 Hi, I don´t think you may use that formula to calculate ESR. Your PSU looks nice but how did you make a 9mH / 0,2 Ohm choke? 9mH seems a bit overdone, normally 2-3mH is OK. William ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 1:10 pm #5 2006-03-03 1:10 pm #5 wuffwaff said: Hi, I don´t think you may use that formula to calculate ESR. Your PSU looks nice but how did you make a 9mH / 0,2 Ohm choke? 9mH seems a bit overdone, normally 2-3mH is OK. William Click to expand... seems that I must look for some datas for ESR.... chokes are from old cinema projector PSU for sound bulbs (lamps) EI 72 iron, n original PSU worked at 5A I have exactly two-perfectly adequate for 4A for Babbelfish J ••• More options Share Blues Member Joined 2003 2006-03-03 2:52 pm #6 2006-03-03 2:52 pm #6 choky said: I presume that 1/(2xPi x 2x50Hz x C) is best case? anyway-look: Click to expand... At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 6:43 pm #7 2006-03-03 6:43 pm #7 Blues said: At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. Click to expand... sounds logical ••• More options Share Show hidden low quality content Status This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link
Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 10:29 am #3 2006-03-03 10:29 am #3 I presume that 1/(2xPi x 2x50Hz x C) is best case? anyway-look: Attachments aleph j.zip 268 bytes · Views: 58 ••• More options Share wuffwaff Member Joined 2001 2006-03-03 12:58 pm #4 2006-03-03 12:58 pm #4 Hi, I don´t think you may use that formula to calculate ESR. Your PSU looks nice but how did you make a 9mH / 0,2 Ohm choke? 9mH seems a bit overdone, normally 2-3mH is OK. William ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 1:10 pm #5 2006-03-03 1:10 pm #5 wuffwaff said: Hi, I don´t think you may use that formula to calculate ESR. Your PSU looks nice but how did you make a 9mH / 0,2 Ohm choke? 9mH seems a bit overdone, normally 2-3mH is OK. William Click to expand... seems that I must look for some datas for ESR.... chokes are from old cinema projector PSU for sound bulbs (lamps) EI 72 iron, n original PSU worked at 5A I have exactly two-perfectly adequate for 4A for Babbelfish J ••• More options Share Blues Member Joined 2003 2006-03-03 2:52 pm #6 2006-03-03 2:52 pm #6 choky said: I presume that 1/(2xPi x 2x50Hz x C) is best case? anyway-look: Click to expand... At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 6:43 pm #7 2006-03-03 6:43 pm #7 Blues said: At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. Click to expand... sounds logical ••• More options Share Show hidden low quality content Status This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link
wuffwaff Member Joined 2001 2006-03-03 12:58 pm #4 2006-03-03 12:58 pm #4 Hi, I don´t think you may use that formula to calculate ESR. Your PSU looks nice but how did you make a 9mH / 0,2 Ohm choke? 9mH seems a bit overdone, normally 2-3mH is OK. William ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 1:10 pm #5 2006-03-03 1:10 pm #5 wuffwaff said: Hi, I don´t think you may use that formula to calculate ESR. Your PSU looks nice but how did you make a 9mH / 0,2 Ohm choke? 9mH seems a bit overdone, normally 2-3mH is OK. William Click to expand... seems that I must look for some datas for ESR.... chokes are from old cinema projector PSU for sound bulbs (lamps) EI 72 iron, n original PSU worked at 5A I have exactly two-perfectly adequate for 4A for Babbelfish J ••• More options Share Blues Member Joined 2003 2006-03-03 2:52 pm #6 2006-03-03 2:52 pm #6 choky said: I presume that 1/(2xPi x 2x50Hz x C) is best case? anyway-look: Click to expand... At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 6:43 pm #7 2006-03-03 6:43 pm #7 Blues said: At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. Click to expand... sounds logical ••• More options Share Show hidden low quality content Status This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link
Hi, I don´t think you may use that formula to calculate ESR. Your PSU looks nice but how did you make a 9mH / 0,2 Ohm choke? 9mH seems a bit overdone, normally 2-3mH is OK. William
Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 1:10 pm #5 2006-03-03 1:10 pm #5 wuffwaff said: Hi, I don´t think you may use that formula to calculate ESR. Your PSU looks nice but how did you make a 9mH / 0,2 Ohm choke? 9mH seems a bit overdone, normally 2-3mH is OK. William Click to expand... seems that I must look for some datas for ESR.... chokes are from old cinema projector PSU for sound bulbs (lamps) EI 72 iron, n original PSU worked at 5A I have exactly two-perfectly adequate for 4A for Babbelfish J ••• More options Share Blues Member Joined 2003 2006-03-03 2:52 pm #6 2006-03-03 2:52 pm #6 choky said: I presume that 1/(2xPi x 2x50Hz x C) is best case? anyway-look: Click to expand... At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 6:43 pm #7 2006-03-03 6:43 pm #7 Blues said: At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. Click to expand... sounds logical ••• More options Share Show hidden low quality content Status This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button. Share: Facebook Twitter Reddit Pinterest Tumblr WhatsApp Email Share Link
wuffwaff said: Hi, I don´t think you may use that formula to calculate ESR. Your PSU looks nice but how did you make a 9mH / 0,2 Ohm choke? 9mH seems a bit overdone, normally 2-3mH is OK. William Click to expand... seems that I must look for some datas for ESR.... chokes are from old cinema projector PSU for sound bulbs (lamps) EI 72 iron, n original PSU worked at 5A I have exactly two-perfectly adequate for 4A for Babbelfish J
Blues Member Joined 2003 2006-03-03 2:52 pm #6 2006-03-03 2:52 pm #6 choky said: I presume that 1/(2xPi x 2x50Hz x C) is best case? anyway-look: Click to expand... At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. ••• More options Share Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 6:43 pm #7 2006-03-03 6:43 pm #7 Blues said: At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. Click to expand... sounds logical ••• More options Share Show hidden low quality content Status This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button.
choky said: I presume that 1/(2xPi x 2x50Hz x C) is best case? anyway-look: Click to expand... At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR.
Zen Mod Official Court Jester Joined 2003 zenmod.in.rs/ Paid Member 2006-03-03 6:43 pm #7 2006-03-03 6:43 pm #7 Blues said: At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. Click to expand... sounds logical ••• More options Share
Blues said: At power supply frequency that would be the Capacitive Impedance, Xc, in series with the cap's ESR. Click to expand... sounds logical
