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nicoch58 13th January 2013 07:24 PM

Borbely Class A mosfet_Sales
1 Attachment(s)
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

nicoch58 14th January 2013 08:53 PM

1 Attachment(s)
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 :p

nicoch58 14th January 2013 10:03 PM

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

Telstar 18th January 2013 08:05 PM

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.

Nikon1975 19th January 2013 03:35 AM




nicoch58 19th January 2013 07:41 AM

Davide PM send

nicoch58 30th March 2015 09:26 AM


merlin el mago 31st March 2015 12:18 PM

You have email.

Mooly 2nd April 2015 08:27 AM


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

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