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Old 26th May 2015, 01:23 PM   #1
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Default First Watt F4 components

hi,
I live in Europe and I am building a F4, could not find semiconductors selected and matched inside:
2SK170
2SJ74
IRFP240
IRFP9240

can anyone help me please?
thanks a lot
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Old 26th May 2015, 01:39 PM   #2
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Hi Massimo

IRFP240 MOSFET | Mouser

irfp9240 MOSFET | Mouser

In DiyAudio store you can find LSK jfets or

FET Audio | Hi-End Audio Projects

http://www.fetaudio.com/store

i remember forum diyer H_a who sell jfets too

Greetings
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Last edited by soundhappy; 26th May 2015 at 01:43 PM.
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Old 26th May 2015, 01:40 PM   #3
GuidoR is offline GuidoR  Italy
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Hi Massimo,
pls contact me by PM

Guido
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Old 27th May 2015, 11:19 AM   #4
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diyAudio Store news and stock updates

Jfet's matched pairs 74 | 170 in DiyAudio store that is really COOL
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Old 27th May 2015, 11:26 AM   #5
Zen Mod is online now Zen Mod  Serbia
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B grade and lower range of C grade
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Old 27th May 2015, 11:43 AM   #6
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I have been waiting for a couple of months for the diyaudio store to get matched pairs of jfets. This is great news!!!
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Old 27th May 2015, 12:25 PM   #7
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Quote:
Originally Posted by marsupialx View Post
This is great news!!!
Yes and hope we see lots matched jfet's in appriopriated grade
for particular PassDiy purpose like F4 and all others amplifiers....
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Old 29th May 2015, 01:53 AM   #8
6L6 is offline 6L6  United States
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Quote:
Originally Posted by Zen Mod View Post
B grade and lower range of C grade

All B grade, and (as of now) nothing above 11.0 Idss
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Old 29th May 2015, 02:46 AM   #9
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I hope there is enough to go around. Limits on quantity purchases would be great! I would be sad if I missed the boat!
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Old 29th May 2015, 02:47 AM   #10
6L6 is offline 6L6  United States
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Don't be surprised if these are difficult to keep in stock. I have no idea yet if quantity restrictions will be used.
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