The Australian War Memorial Collection. Test site
RINGWOOD NORTH, VIC. 1943-05-04. THE WIRELESS TELEGRAPHY RECEPTION ROOM AT LAND HEADQUARTERS HEAVY WIRELESS GROUP SHOWING THE OPERATORS, VF388397 SIGNALWOMAN M.M.A. MCDONALD (LEFT) AND WF96806 SIGNALWOMAN M. LONG, AT WORK. THE RECEIVERS ARE A.W.A. COMMUNICATION RECEIVERS AND ARE USED FOR THE RECEPTION OF WIRELESS TELEGRAPHY TRANSMISSIONS ON ARMY FIXED COMMUNICATION CHANNELS. THE TRANSMITTERS ARE SITUATED AT GOLDSTREAM AND ARE REMOTELY CONTROLLED.
RINGWOOD NORTH, VIC. 1943-05-04. AN AERIAL SWITCHING PANEL, MANUFACTURED AND ASSEMBLED IN THE WORKSHOPS OF LAND HEADQUARTERS HEAVY WIRELESS GROUP, PROVIDING FLEXIBILITY BETWEEN RECEPTION AERIALS AND W
COLDSTREAM, VIC. 1943-05-11. VIEW OF STANDARD LOCAL PATTERN WIRELESS TELEGRAPHY TRANSMITTERS IN TRANSMITTING HUT OF LAND HEADQUARTERS HEAVY WIRELESS GROUP. FOUR LP NO. 2 UNITS ARE SHOWN ON THE LEFT AN
COLDSTREAM, VIC. 1943-05-11. GENERAL VIEW OF TRANSMITTER HUTS OF LAND HEADQUARTERS HEAVY WIRELESS GROUP. THESE HUTS HOUSE ALL EXISTING TRANSMITTERS USED ON ARMY FIXED COMMUNICATION WIRELESS TELEGRAPHY
RINGWOOD NORTH, VIC 1943-05-04. INDICATOR BOARD AT LAND HEADQUARTERS HEAVY WIRELESS GROUP, SHOWING AMOUNT OF TRAFFIC ON VARIOUS WIRELESS TELEGRAPHY COMMUNICATION CHANNELS. UNDERNEATH IS SHOWN THE "CHE
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. 1943-05-11. ULTRA HIGH FREQUENCY TRANSMITTERS (AMPLITUDE MODULATED) OF LAND HEADQUARTERS HEAVY WIRELESS GROUP. THESE TRANSMITTERS ARE FOR REMOTELY CONTROLLING THE MAIN TRANSMITTER
