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TMB with low voltages - is it a problem?

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lemaum

Post subject: TMB with low voltages - is it a problem?

Posted: Thu May 23, 2024 10:27 am

Joined: Tue May 21, 2024 3:37 pm
Posts: 1

Hi all,

I just built a 18W TMB version and all the voltages are lower than the documentation, should I worry about it? Other than that the amp is working great.

Voltage Readings:
B+: 334V

V1 (ECC83)
Pin 1: 122V
Pin 3: 0.9V
Pin 6: 123V
Pin 8: 0.9V

V2 (ECC83)
Pin 1: 128V
Pin 3: 0.75V
Pin 6: 240V
Pin 8: 131V

V3 (ECC83)
Pin 1: 181V
Pin 2: 31V
Pin 3: 65V
Pin 6: 187V
Pin 7: 32V
Pin 8: 65V

V4 (EL84)
Pin 3: 11.75V
Pin 7: 330V
Pin 9: 304V

V5 (EL84)
Pin 3: 11.75V
Pin 7: 329V
Pin 9: 308V

V6 (EZ81)
Pin 1: 279V AC
Pin 3: 334V
Pin 9: 279V AC

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betterwound

Post subject: Re: TMB with low voltages - is it a problem?

Posted: Tue May 28, 2024 2:56 am

Joined: Tue Jan 09, 2024 10:39 pm
Posts: 2

This type of installation is very harmful to electricity and can pose a high risk of fire and explosion eggy car

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