Green head set with earphones and hand held microphone with attachment to a long rubber coil connecting head set altogether. Leather strap holding earphones together. Metal connection for 12 Volt battery pack.radio sets

Front and back cover made of metal and held together at the back with a screw. Push Button on the left (Press to Talk), also red wheel for turning transistor on and adjusting volume. Aerial on the right at the top. Aerial 1.40 m long when extended. Front cover has inbedded a silver square metal mesh for hearing sound and speaking. Brown leather cover with zip for protection.Front: 9 Transistor/Sharp/ Model CBT-1A Back: Earphone/ Press to Talk/ Made in Japan Handwritten on a piece of tape: Batteries replaced 1-5-1968, 6-6-1975

In use in January 1973 (details on back). Probably from regional station or regional station officer's house for after hours call outs. Possibly from suburban station offocer's house. Source Chas Martin AHSV curator.Black telephone with white speaker in frontCALL SIGN BASE CALL STC REMOTE CONTROL UNIT M1050

In use 1973 (label on back). Probably from regional station or regional station officer's house for after hours call outs. Possibly from suburban station officer's house. Source Chas Martin AHSV curator.Light brown telephone with speaker in front face.CALL SIGN BASE CALL STC REMOTE CONTROL UNIT M1050

used as a Siren Black metal siren control made by the public safety company St Louis model no 63114 made in the USA Microphone attached to cable mad e in Korea pN 7311 Silver clip on rear