Testing B+, Resistors, IF Cans

[cpacamper]

Originally Posted by Tom Bavis

No, you'll just have to wait... some recommend shorting it or discharging through a resistor, but I think that's risky.

In any radio, almost all the current is drawn by the tubes. They won't draw any current if the heaters are cold. So the power switch won't make any difference.

Thank you. Tom, you mention waiting for the filter to discharge on its own. How long to wait?