![]() During ptt ,this line goes low and activates amp instantly and no break in communication as long as ptt is pressed. In case of PTT line, it is available in all rigs, one has to take only the single wire of ptt line to amp. Highly irritating in ssb mode, if you reduce your modulation, the transmision stops and it will again pickup when you raise the modulation level with small delay leads to disconnect of your audio. I have used that actuation earlier and it was found that not suitable for ssb operation. ![]() Thanks for your suggetion on RF activation of ptt like RM italy rig.
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