Radio Telephone was minuted during the war. It was approved in 1944 for State Electricity Commission of Victoria use only. It was completed by the end of 1946. Used by the State Electricity Commission of Victoria at Bogong during the construction of the Kiewa Hydro Electric Scheme to connect with head office in Melbourne. It allows one conversation at a time using traffic controls in an unusual system of radio telephone providing communication. At the time it was unique in Australia and installed by the S.E.C.V. technicians. It provided an unattended shortwave radio link between two ordinary telephone switchboards, connecting any of the S.E.C.V.'s internal lines with the telephone system at Bogong and the construction camps beyond. From Bogong, radio phones connect to the outpost stations on the High Plains far above the snow-line. In operation, the service is similar to a normal telephone system but dispenses with the physical connection of wires and poles between the main terminals. Historical: This type of headphone was recommended for amateurs. It may have been used by operators on the Switchboard at Bogong or one of the construction camps on the Kiewa Hydro Electric Scheme. The S.E.C.V installed this unique system of communication to operate their branches especially at Bogong and beyond where the distance was great and often limited by the terrain and weather.Used for a transmitter radio or Radio Telephone as installed by the State Electricity Commission of Victoria 2 round ear pieces. Outside of ear piece has the brand inscribed and 3 points where wires are attached. On opposite edges of the earpieces a metal piece with handle is attached from which the 2 earpieces are connected with curved wire covered by leather to fit on top of the head. Each earpiece has a cord hanging from the middle attachment (on the outside) which joins and then continues as one to 2 metal pins that would fit into holes in the switchboard. On outside of each earpiece - 'Brunet & Co. / Paris' in oval 'Type f' underneathradio telephone. ear phones. head phones.communications.state electricity commission of victoria. kiewa hydro electric scheme. bogong. switchboards.

Radio Telephone: Minuted during the war. It was approved in 1944 for State Electricity Commission of Victoria use only. It was completed by the end of 1946. Used by the State Electricity Commission of Victoria at Bogong during the construction of the Kiewa Hydro Electric Scheme to connect with head office in Melbourne. It allows one conversation at a time using traffic controls in an unusual system of radio telephone providing communication. At the time it was unique in Australia and installed by the S.E.C.V. technicians. It provided an unattended shortwave radio link between two ordinary telephone switchboards, connecting any of the S.E.C.V.'s internal lines with the telephone system at Bogong and the construction camps beyond. From Bogong, radio phones connect to the outpost stations on the High Plains far above the snow-line. In operation, the service is similar to a normal telephone system but dispenses with the physical connection of wires and poles between the main terminals.Historical: This type of headphone was used by operators on the switchboards at Bogong, Mt Beauty or on one of the construction camps on the Kiewa Hydro Electric Scheme. The S.E.C.V. installed this unique system of communication to operate their branches especially at Bogong and beyond where the distance was great and often limited by the weather and terrain.Used for a transmitter radio or Radio Telephone as installed by the State Electricity Commission of Victoria 2 round ear pieces. Outside of each ear piece has the brand inscribed, 4 screws and 1 small piece of metal. The metal has 2 screws attaching the the cord that goes to the 'switchboard'. On opposite edges of the earpieces is a thick metal piece that curves up to which the curved metal headpiece is attached and therefore connecting the earpieces. Each earpiece has a cord hanging from the small metal piece of earphone. This cord joins and then continues as one to the end where there are 2 metal pins coming out of the soft cover.'C-LR ST & C of Sydney'radio telephone. ear phones. headphones. communications. state electricity commission of victoria. kiewa hydro electric scheme. bogong. switchboards.

Radio Telephone was minuted during the war. it was approved in 1944 for the State Electricity Commission of Victoria's use only. it was completed by the end of 1946. used by the State Electricity Commission of Victoria at Bogong during the construction of the Kiewa Hydro Electric Scheme to connect with head office in Melbourne. It allows one conversation at a time using traffic controls in an unusual system of radio telephone providing communication. At the time it was unique in Australia and installed by the S.E.C.V. technicians. It provided unattended shortwave radio link between two ordinary telephone switchboards, connecting any of the S.E.C.V.'s internal lines with the telephone system at Bogong and the construction camps beyond. From Bogong, radio phones connected to the outpost stations on the High Plains far above the snow-line. In operation, the service was similar to a normal telephone system but dispensed with the physical connection of wires and poles between the main terminals.Historical: This headphone set superseded headphones with two earpieces and those without a microphone. This one may have been used by operators on the switchboard at Bogong or Mt Beauty or one of the construction camps on the Kiewa Hydro Electric Scheme. The S.E.C.V. installed this unique system of communication to operate their branches especially at Bogong and beyond where the distance was great and often limited by the terrain and weather.Radio Telephone for SECV switchboard. Black plastic earpiece with microphone. Ear side circular with inscription on outer side then formed into elongated shape narrowing to the curved speaker piece at the narrow end. On top of the narrow end a long rubber cord is attached to a thick brass pin. On top of the wider end a thin stiff wire is attached to curve around the head to a blank rubber earpiece. This head piece has a piece of rectangular rubber attached at the top for comfort.'4408A IW61 / 1'radio telephone, ear phones, head phones. head set. communications, state electricity commission of victoria. kiewa hydro electric scheme. bogong. switchboards