Michael asked: >...were the A.R.C. type connectors used elsewhere during the war? Mike (Hanz) wrote: >AN/APR-9, ARW-mumble... Like the R-64/ARW-17 guided bomb control receiver, which uses a PL-153-A connector. The R-64 wasn't A.R.C. gear like the AN/APR-9...the one I have is made by Detrola. Mike / KK5F