no current mirror, current mirror, cascoded current mirror, bjt or jfet VAS? - Page 4 - 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 31st May 2008, 01:53 AM   #31
maxpou is offline maxpou  Canada
diyAudio Member
 
maxpou's Avatar
 
Join Date: Apr 2006
Location: Québec
Quote:
Originally posted by Onvinyl
Hi Maxpou,
you could swap the bases of Q14 and Q18 to the corresponding FET drains. increases (ol-) gain and decreases distortion.
Rüdiger
Hi Rüdiger,
i use the schematic in post #5 not the schematic in post 7.

Quote:
Originally posted by padamiecki



Hi Maxpou,
in my opinion
please f*** 2nd, 3rd, 4th harmonics
but beware of this 15kHz peak!
Better use OLG,
true
Hi padamiecki,
i don't understand your all message, but yes i will test OLG with local feedback later.

Thank you! Maxpou
  Reply With Quote
Old 17th June 2008, 05:31 PM   #32
maxpou is offline maxpou  Canada
diyAudio Member
 
maxpou's Avatar
 
Join Date: Apr 2006
Location: Québec
Hi Guys,
what's the best solution for my VAS cascode? use zener or replace it by resistance as show on the schematic. My original schematic is show at post #5. Thank you! Maxpou
Attached Images
File Type: png preamp without diode.png (15.7 KB, 522 views)
  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
Current mirror for the aleph? 3nity Pass Labs 11 8th August 2013 08:23 AM
High current mirror ? forr Solid State 23 25th June 2009 09:31 AM
Current Mirror Discussion AKSA Solid State 318 31st December 2008 05:37 AM
Current Mirror: The V-mirror rtarbell Solid State 1 19th November 2008 03:27 PM
Current mirror abzug Solid State 7 1st January 2008 08:03 PM


New To Site? Need Help?

All times are GMT. The time now is 11:46 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