• WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
    Building, troubleshooting and testing of these amplifiers should only be
    performed by someone who is thoroughly familiar with
    the safety precautions around high voltages.

Full regulated power supply for 12au7(preamp)

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antonispapa

Member
Joined 2011
Hi to all,

I am wondering if anyone here knows a electronic circuit that it could regulated (high voltage and heater) beacuse i have build a preamp with 12au7 tube and i think that is necessary to built one full regulated psu for my preamp.

Please if anyone knows something more help me...
Thanks.
 
alex mm

alex mm

Member
Joined 2006
My tube preamplifier with ECC83

...... maybe this will help you , try to find Dr.Bora Jagodic design ADAGIO from this link :::Borina Amaterska Svastara::: . :) step - Audio - Pretpojacala -Adagio Tube Reference and you will see hi end tube preamplifier with ton correction , bypas power supply .
I have attach some pictures of my preamplifier .:) I have mached with Grommes260A audio amplifier .
Al the best Alex.
 

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