Tube Amps / Music Electronics
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|previous: Wild Bill I need to light two leds in series ... -- 10/13/2004 4:22 PM||View Thread|
|10/13/2004 9:24 PM|
|loudthud||Re: pwr LED from bias tap|
With a 100uF cap, 20ma will give you about 3V of ripple (half wave). You could just rectify on the + side and not filter at all. The dropping resistor might need to be a 1 watt.
|anonymous You don't need the cap.|