[ct-user] Keying cable for Icom 751A

[Ed Parish K1EP]

Most radios with built in keyers operating in no keyer mode still require a stereo plug with the keying line connected to the tip and nothing connected to the other line.  Ground of course to the shield.

At 01:02 PM 6/17/03 +0000, W0YG Charlie Summers wrote:
>Never had a problem making up a cable for keying a rig before but the Icom
>751A is giving me a bit of a problem.  I made up both a serial and a
>parallel cable yet both produce the same results, unintelligible CW!  The
>Icom key input wants to see a three part plug with ring and tip connected to
>the keying circuit.  When I hook the computer to the rig and attempt to test
>a buffer, this is where the problem starts.
>
>Anyone out there seen this before?
>
>73,
>
>Charlie, W0YG..>>
>
>
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