Archived-1
Persona non grata
- Joined
- Apr 14, 2007
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perhaps removing it and photographing + measuring the aperture might give a clue..
Here is the seller and this is the other item, looks like its for ham bands,
http://www.ebay.co.uk/itm/Vintage-Home-Assembled-Radio-Equipment-spares-repairs/271606746920?_trksid=p2047675.c100011.m1850&_trkparms=aid=222007&algo=SIC.MBE&ao=1&asc=20140107083358&meid=39db7108fc084e2fb0d3dc840004d2dd&pid=100011&prg=20140107083358&rk=1&rkt=10&sd=271605894483