[Amps] Tl-922 plate meter protection

Missouri Guy n0tt1 at juno.com
Wed Apr 23 10:27:11 EDT 2008


Aron,

A diode across the meter will usually work on sensitive
meters.   Connect the diode's cathode to the negative terminal
so it will conduct if the voltage across the meter (and
diode) exceeds about 0.6v.   Experiment to see which diode
works best with your particular meter and/or meter circuit.

73,
Charlie, N0TT


On Wed, 23 Apr 2008 15:33:15 +0300 slonim aron <as1935 at 012.net.il>
writes:
> Hi
> Wonder whats the best way to protect the plate meter against
> damage during "vhf parasitic".
> Thanks.
> Aron 4x1fq.
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