[CQ-Contest] ct keying 2 radios

[Effinger SH Sam at MSXSOPC]

does anyone know of a source of pre-made cables for ct which will key 2
radios ??

any tips on building one ??  


also my MFJ voice keyer had a hum when used with my Icom 781...tried it with
2 MFJ voice keyers and the same with both...

thanks for any help

73/Sam k9SD
Utilities SIET


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