4A bias on a IRFP240n??? - Page 3 - diyAudio
Go Back   Home > Forums > Amplifiers > Solid State

Solid State Talk all about solid state amplification.

Please consider donating to help us continue to serve you.

Ads on/off / Custom Title / More PMs / More album space / Advanced printing & mass image saving
Reply
 
Thread Tools Search this Thread
Old 20th September 2004, 09:49 AM   #21
diyAudio Member
 
Join Date: Sep 2004
Location: Kingisepp
sorry, delete dots: http://akotov.narod.ru/2.html
  Reply With Quote
Old 20th September 2004, 03:17 PM   #22
diyAudio Member
 
Join Date: Jan 2004
Location: Minnesota
Default ok.. irfp250n it is.

problem with this one is its input capacitance....

2000pF!!!

is this going to be a problem in a source follower config??

Thanks1
__________________
It is not you... you are it.
  Reply With Quote
Old 21st September 2004, 09:15 AM   #23
diyAudio Member
 
Join Date: Sep 2004
Location: Kingisepp
for AudioGeek: IRFP140N have 1400 pf /in my amp/, not problem, becouse tube follower before IRFP.
  Reply With Quote
Old 21st September 2004, 09:20 AM   #24
diyAudio Member
 
Join Date: Sep 2004
Location: Kingisepp
for AudioGeek: IRFP140N have 1400 pf /in my amp/, not problem, becouse tube follower before IRFP.
  Reply With Quote

Reply


Hide this!Advertise here!
Thread Tools Search this Thread
Search this Thread:

Advanced Search

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are Off
Refbacks are Off


Similar Threads
Thread Thread Starter Forum Replies Last Post
Changing grid leak bias preamp to cathode bias bereanbill Tubes / Valves 8 28th March 2009 05:26 PM
Bias problem- 1 Socket shows extremely low bias! otokomae Tubes / Valves 12 31st December 2008 10:01 PM
Stray hum pickup *preamp* cathode R-bias vs. battery bias & 12AU7vs.5687 awedio Tubes / Valves 2 19th April 2008 01:30 AM
Battery grid bias to fixed bias in Toccato? w00t Tubes / Valves 3 2nd December 2007 12:34 AM
Supressed bias amplifier, automatic variable bias system. destroyer X Solid State 2 20th September 2004 10:24 AM


New To Site? Need Help?

All times are GMT. The time now is 08:58 AM.


vBulletin Optimisation provided by vB Optimise (Pro) - vBulletin Mods & Addons Copyright © 2014 DragonByte Technologies Ltd.
Copyright 1999-2014 diyAudio

Content Relevant URLs by vBSEO 3.3.2