[Amps] Modern rig amplifier keying

[Stan Gammons]

Hi Lou,

The relay coil draws right at 100 milliamps at 13.8 volts.  Will check 
the manual to see if it will handle that.

Thanks for the useful comments from others.

73

Stan
KM4HQE


On 7/20/2019 8:43 AM, gudguyham at aol.com wrote:
> Stan, most if not all radio manuals indicate what the amplifier keying 
> specs are of the radio.  They vary among different radios depending on 
> if they are transistor keying or relay keying.  As a rule most newer 
> radios can handle 12v at some moderate current but it is always best 
> to consult the manual for exact spec's.
>
>
> -----Original Message-----
> From: Stan Gammons <s_gammons at charter.net>
> To: amps at contesting.com <amps at contesting.com>
> Sent: Sat, Jul 20, 2019 9:32 am
> Subject: [Amps] Modern rig amplifier keying
>
> How much voltage will modern rigs tolerate on the keying circuit? I have
> an older amp that has a 12 volt relay. Will that fry the keying circuit
> of a modern rig?
>
>
> 73
>
> Stan
> KM4HQE
>
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