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nachbelichtet
modified 10 years ago

Simple 6.3V DC Tube Filament Supply for two ECC83

3
3
128
01:43:26
R1 should have 5W. The output voltage is in the ballpark of +-10% heater voltage for an ECC83 or similar tubes.
published 10 years ago
thebugger
10 years ago
Readjust for 1.89W for ECC83. The 2.7ohm resistor value will depend from tube to tube
thebugger
10 years ago
That's the problem with these type of voltage droppers. They widely vary with the load.
nachbelichtet
10 years ago
Of cause

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