On 2/1/2017 11:57 AM, Richard Knoppow wrote: > What are shown are switchboard plugs. Quite so. > I do not remember ever seeing a female cable jack for TRS but they > may exist. Heh, David Clarke sell an extension cable. Male-female, but they want $168 for it. -- Jeff-1.0 wa6fwi http://www.foxsmercantile.com