Borbely Class A mosfet_Sales - diyAudio
Go Back   Home > Forums > Commercial Sector > Swap Meet
Home Forums Rules Articles diyAudio Store Gallery Wiki Blogs Register Donations FAQ Calendar Search Today's Posts Mark Forums Read

Swap Meet Sell your stuff here, who knows, some other fanatic might be interested!

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
Thread Tools Search this Thread
Old 13th January 2013, 07:24 PM   #1
diyAudio Member
Join Date: Oct 2004
Default Borbely Class A mosfet_Sales

The power stage is config for 16w Class A and then to 50w in A/B can be set for 25w in class A with 32Vac ,the bias can be set 600mA to up 1,2A with trimmer ,now is 0,9 A with 21C up ambient

Driver stage- 50VA toroid dual coil plus two dual mono Salas Shunt reg

preferred EU

One channel on pic
Attached Images
File Type: jpg P1010082.JPG (248.3 KB, 700 views)

Last edited by nicoch58; 10th August 2016 at 04:32 PM.
  Reply With Quote
Old 14th January 2013, 08:53 PM   #2
diyAudio Member
Join Date: Oct 2004
the amp work fine as Erno stuff.... Is like new , used only some month the I switch to tube amp .

the driver stage note the dual jfet toshiba....all top notch component
please note my perfect build
Attached Images
File Type: jpg P1010072.JPG (43.4 KB, 605 views)
  Reply With Quote
Old 14th January 2013, 10:03 PM   #3
diyAudio Member
Join Date: Oct 2004
Borbely Mosfet Output board with 3 pairs of lateral mosfets Hitachi Renesas 2SK1058/2SJ162.
Driver transistors for output power mosfets are medium power lateral mosfets 2SK216/2SJ79
  Reply With Quote
Old 18th January 2013, 08:05 PM   #4
Telstar is offline Telstar  Italy
diyAudio Member
Join Date: Dec 2007
Location: Italy
Hi, do you have extra mosfets? both power and drivers?
Also pm me the details (in italian) of the PSUs since I dont clearly understand how are they made.
"The total harmonic distortion is not a measure of the degree of distastefulness to the listener and it is recommended that its use should be discontinued." D. Masa, 1938
  Reply With Quote
Old 19th January 2013, 03:35 AM   #5
diyAudio Member
Join Date: Nov 2009
Location: Vienna


  Reply With Quote
Old 19th January 2013, 07:41 AM   #6
diyAudio Member
Join Date: Oct 2004
Davide PM send
  Reply With Quote
Old 30th March 2015, 09:26 AM   #7
diyAudio Member
Join Date: Oct 2004
  Reply With Quote
Old 31st March 2015, 12:18 PM   #8
diyAudio Member
merlin el mago's Avatar
Join Date: Sep 2009
Location: Catalonia - Europe
You have email.
  Reply With Quote
Old 2nd April 2015, 08:27 AM   #9
Mooly is offline Mooly  United Kingdom
diyAudio Moderator
Mooly's Avatar
Join Date: Sep 2007

An earlier post has been removed at the original posters requested.
  Reply With Quote


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
Borbely I/V stage regal Swap Meet 2 17th October 2010 07:34 PM
Borbely Class A question astouffer Solid State 5 22nd February 2010 07:56 PM
FS-Borbely Class A mosfet nicoch58 Swap Meet 8 29th September 2009 09:45 AM
Borbely Cascode Onvinyl Solid State 25 10th September 2007 03:48 PM
Borbely DC-50 Class-A 20watts PassFan Solid State 5 6th January 2002 11:59 PM

New To Site? Need Help?

All times are GMT. The time now is 05:45 AM.

vBulletin Optimisation provided by vB Optimise (Pro) - vBulletin Mods & Addons Copyright © 2017 DragonByte Technologies Ltd.
Copyright 1999-2017 diyAudio

Content Relevant URLs by vBSEO 3.3.2