The Australian War Memorial Collection. Test site
RINGWOOD NORTH, VIC 1943-05-04. SF 84323 SIGNALWOMAN N INVERARITY OF THE AUSTRALIAN WOMEN'S ARMY SERVICE, ATTACHED LAND HEADQUARTERS HEAVY WIRELESS GROUP, TRANSCRIBING A MESSAGE FROM A "PLAYBACK" UNIT. THE MESSAGE WAS ORIGINALLY RECORDED AT HIGH SPEED ON A WAX CYLINDER.
RINGWOOD NORTH, VIC 1943-05-04. VN 388116 CORPORAL J O MCDONALD OF THE AUSTRALIAN WOMEN'S ARMY SERVICE SERVING WITH LAND HEADQUARTERS HEAVY WIRELESS GROUP, TRANSCRIBING A MESSAGE. THE MESSAGE WAS ORIG
RINGWOOD NORTH, VIC. 1943-05-04. SHAVING MACHINE WHICH IS USED FOR RESTORING WAX CYLINDERS USED IN WIRELESS TELEGRAPHY HIGH SPEED RECORDING, IN ORDER THAT THEY MAY BE USED AGAIN. THE OPERATOR IS VF346
RINGWOOD NORTH, VIC. 1943-05-04. "PLAYBACK" UNIT FOR CONVERTING HIGH SPEED WIRELESS TELEGRAPHY TRANSMISSIONS TO NORMAL SPEEDS. THE OPERATOR IS SIGNALMAN H.F. BUSSELL OF LAND HEADQUARTERS HEAVY WIRELES
RINGWOOD NORTH, VICTORIA, AUSTRALIA. 1943-05-04. VF388397 SIGNALWOMAN M.M.A. MCDONALD OF THE AUSTRALIAN WOMEN'S ARMY SERVICE, ATTACHED TO LAND HEADQUARTERS HEAVY WIRELESS GROUP, TUNING IN A WIRELESS T
RINGWOOD NORTH, VIC. 1943-05-04. TELETYPE TERMINAL CONNECTING LAND HEADQUARTERS HEAVY WIRELESS GROUP, NORTH RINGWOOD, WITH LAND HEADQUARTERS SIGNAL OFFICE, "GROSVENOR", ST. KILDA ROAD, MELBOURNE. THE
RINGWOOD NORTH, VIC 1943-05-04. TWO HIGH SPEED TRANSMITTING HEADS WHICH OPERATE AUTOMATICALLY FROM TAPE WHICH IS FED INTO THEM, THEREBY ENABLING W/T TRANSMISSIONS TO BE SENT AT HIGH SPEED. THEY MAY BE
