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Old Today, 11:39 AM   #1031
nikosokey is offline nikosokey  Greece
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Join Date: Sep 2009
Location: Αrta-Greece
Originally Posted by meanie View Post
Thanks, Fab!

Something happened when I was trying to increase bias, my meter show the reading jumping back and forth between 65mA and 58mA.

Then I realized I had a bad quality pot (P1,P2), so I had to strip the amp again and replace the pots.

Pls use quality brands like Bourne, you will get fewer issues in the long run.

Hi Meanie
i have the same issue.... cold welding bad join on trimmer Vishay ...solved..
T93YA102KT20 Vishay / Sfernice | Mouser Greece
my measurements were slowly coming to me...
Titan 2000 ,Cressendo Millenium 2000, P3A ,VSSA ΤΟ3 ,B1 Buffer ,Golmund Mimesis 9.2 Clone ,Preamplifier Dispre 2 - JFET, DCB1 SALAS, D-Reflector, BibFet, Buffalo II,ES9018K2M, Arduino LDR Volume, AK4490 Discrete Mirand Audio,SSHV2, 6V6 Salas Preamp.

Last edited by nikosokey; Today at 12:01 PM.
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Old Today, 11:48 AM   #1032
meanie is offline meanie  Singapore
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Join Date: Jul 2018
Location: Singapore
Originally Posted by nikosokey View Post
Hi Meanie
i have the same issue.... cold welding bad join ...solved..
my measurements were slowly coming to me...
I will recheck while changing the pots.

It was working fine @1.3A till this attempt to increase bias...
Marantz 7 clone - BA3FE - Yarra/Melbourne Preamp - USSPA - Korg Nutube - BabyHuey EL34s - 2ACAs - F6 - M2XSLB - 2Whammy -
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