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C239 Ch= 539DL

Country:  Australia
Manufacturer / Brand:  Columbia Gramophone (Aust.) Pty. Ltd.; Sydney
Year: 1939 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 6J8G 6U7G 6B8G 6V6G 5Y3G
Main principle Superheterodyne (common); ZF/IF 460 kHz; 2 AF stage(s)
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast and Short Wave (SW).
Power type and voltage Alternating Current supply (AC) / 200-260 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm
Power out
from Model: C239 Ch= 539DL - Columbia Gramophone Aust. Pty.
Material Wooden case
Shape Tablemodel, low profile (big size).
Notes This model uses the same chassis as the HMV model 209.
Literature/Schematics (1) Radio & Electrical Retailer, Australia (14/5/42 P17 Also in Mingay's Radio Diagram & I.F. Index)

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

All listed radios etc. from Columbia Gramophone (Aust.) Pty. Ltd.; Sydney
Here you find 6 models, 1 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.