I had a control box for an SCR-183 or 283 made by Graybar at one time. Jack Antonio WA7DIA Thekan, Paul wrote: > I obtained a very nice BC 344 with the 'leatherette' paint finish but what was interesting was who the mfr was , it was Gray Bar , the electrical parts distributor. Also the date on the nomenclature plate was 1938 and s/n 28.