- He mention users are with marine radios, they do not have PL
encoders.........
>Subject: Re: [Repeater-Builder] repeater..activate without tones
> That would be ok ... until some user came on with the wrong tone.
> We had a controller of that type some 20 years ... had to modify that when users started to use a CTCSS tone on their transmitters.
> On occasion, we found the repeater was turned off - so we turned it back on. After the modification we had installed, that problem went >away.
> Neil
>
> How about using a subaudible tone "PL" decoder to activate a flip-flop
> circuit that switch on-off the PTT line??
>
> Juan XE2SI
>
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