SHOWCASE 5. CELL 5-14

FT-260-A - Local control adapter, used with ВС-454 receivers. It was very interesting to find Russian letters engraved on FT-260 "ТГР-ВЫКЛ-ТЛФ" (CW-OFF-PHONE). This is a 100% proof that SCR-274-N command sets have been used by Red Army pilots.