w4bws at comcast.net
Sun Sep 16 11:20:07 EDT 2007
Geoff, what did you use? a .01at 1600 volts across the contacts>
> Geoff/W5OMR wrote:
> Er... that is to say, when the relay is 'relaxed', and no current
> flowing through it's coil, the contacts are closing a circuit. It
> doesn't matter if it's AC or DC, you gotta get the resulting arc
> off of those relay contacts, otherwise, bye-bye relay.
> I found this out the hard way, when I didn't put some sort of
> capacitor across the relay contacts of a PTT modification on
> one of my Viking II's. Didn't take long for 600v @ 180mA
> to eat those contacts alive!
> Driving your AM Rig without a scope,
> is like driving your car at night, without headlights. (K4KYV)
> 73 = Best Regards,
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