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Radiola 275

Country:  Australia
Manufacturer / Brand:  Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney
Year: 1940 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 1D5G 1C7G 1D5G 1F7G 1H4G 1J6G
Main principle Superhet with RF-stage; ZF/IF 455 kHz; 3 AF stage(s)
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast and Short Wave (SW).
Details
Power type and voltage Storage and/or dry batteries / 135 & 2 or 6 & 4 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 inch = 30.5 cm
Power out
from Radiomuseum.org Model: Radiola 275 - Amalgamated Wireless
Material Wooden case
Shape Console, Lowboy (legs < 50 %).
Notes This model could be powered from either batteries or a 6 volt accumulator via a synchronous vibrator unit. When powered from the latter, the valve filaments are connected across one cell of the accumulator and the 4 volt vibrator unit is connected across the other two.
Circuit diagram reference Australian Official Radio Service Manual Vol. IV
Literature/Schematics (1) Mingay's Radio Diagram & I.F. Index

Model page created by Stuart Irwin. See "Data change" for further contributors.



All listed radios etc. from Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney
Here you find 1263 models, 572 with images and 387 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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