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Duo-Symphonic Battery Operated

Duo-Symphonic ; Astor brand, Radio (ID = 2155639) Radio
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Duo-Symphonic ; Astor brand, Radio (ID = 2155639) Radio
Astor brand, Radio: Duo-Symphonic [Radio] ID = 2155639 1329x959
Select picture or schematic to display from thumbnails on the right and click for download.
For model Duo-Symphonic Battery Operated, Astor (brand), Radio Corporation Pty., Ltd.; Melbourne:
Astor Duo-Symphonic ad showing AD & DC prices.
Country:  Australia
Manufacturer / Brand:  Astor (brand), Radio Corporation Pty., Ltd.; Melbourne
alternative name
Radio Corp.of Australia
Year: 1929 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: A615 A609 A609 A609 A609 B605
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown); Neutrodyne
Wave bands Broadcast only (MW).
Details Record Player (not changer)
Power type and voltage Batteries / addl. power jack / 60 45 6 Volt
Loudspeaker -Loudspeaker incorporated, but system not known.
Power out
from Model: Duo-Symphonic [Battery Operated] - Astor brand, Radio Corporation
Material Wooden case
Shape Console, Lowboy (legs < 50 %).

Advertised in newspapers from 1929 for AUS £110/-.

Also available as an all electric version,

The Astor Radios Brochure, 1929 by Louis Coen states that it uses the same chassis as the Master Neutrodyne DC

Price in first year of sale 110.00 AUS £
Mentioned in - - Manufacturers Literature (Astor Radios Brochure, 1929 by Lewis Coen.)

Model page created by Gary Cowans. See "Data change" for further contributors.

All listed radios etc. from Astor (brand), Radio Corporation Pty., Ltd.; Melbourne
Here you find 845 models, 424 with images and 344 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.