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909 Ch= 900

909 Ch= 900; Airzone 1931 Ltd.; (ID = 1798170) Radio
 
909 Ch= 900; Airzone 1931 Ltd.; (ID = 1798171) Radio
909 Ch= 900; Airzone 1931 Ltd.; (ID = 2162589) Radio 909 Ch= 900; Airzone 1931 Ltd.; (ID = 2162591) Radio
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909 Ch= 900; Airzone 1931 Ltd.; (ID = 2162589) Radio
Airzone 1931 Ltd.;: 909 Ch= 900 [Radio] ID = 2162589 300x440
Select picture or schematic to display from thumbnails on the right and click for download.
For model 909 Ch= 900, Airzone (1931) Ltd.; Sydney:
The Labor Daily ( NSW) 29 3 1933 P 7
 
Country:  Australia
Manufacturer / Brand:  Airzone (1931) Ltd.; Sydney
Year: 1933 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 9: 58 57 58 56 57 56 59 59 80
Main principle Superhet with RF-stage; ZF/IF 175 kHz; 2 AF stage(s)
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Alternating Current supply (AC) / 200-230; 230-250 Volt
Loudspeaker 2 Loudspeakers
Power out
from Radiomuseum.org Model: 909 Ch= 900 - Airzone 1931 Ltd.; Sydney
Material Wooden case
Shape Console, Lowboy (legs < 50 %).
Notes

Autodyne frequency changer. First type 56 connected as diode detector. Second type 57 used as noise suppressor.

As shown in the schematic this radio has two electromagnetic speakers connected in parallel.

One 10 inch and one 7 inch.

Price in first year of sale 49.50 Aus£

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



All listed radios etc. from Airzone (1931) Ltd.; Sydney
Here you find 285 models, 81 with images and 147 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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