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Duoforte 55E Ch=C89

Duoforte 55E Ch=C89; Amalgamated Wireless (ID = 2386707) Radio
 
Duoforte 55E Ch=C89; Amalgamated Wireless (ID = 2387264) Radio
Duoforte 55E Ch=C89; Amalgamated Wireless (ID = 1578143) Radio Duoforte 55E Ch=C89; Amalgamated Wireless (ID = 1578145) Radio
Duoforte 55E Ch=C89; Amalgamated Wireless (ID = 1578146) Radio Duoforte 55E Ch=C89; Amalgamated Wireless (ID = 1578147) Radio
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Duoforte 55E Ch=C89; Amalgamated Wireless (ID = 1578143) Radio
Amalgamated Wireless: Duoforte 55E Ch=C89 [Radio] ID = 1578143 318x600
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For model Duoforte 55E Ch=C89, Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney:
Duoforte 55E. Front doors open, top open. From HRSA 'Radio Waves' Magazine No 110, Oct 2009
 
Country:  Australia
Manufacturer / Brand:  Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney
Year: 1932 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 235 235 235 224A 247 280
Main principle TRF without regeneration; 1 AF stage(s); Screengrid 1926-1935
Tuned circuits 4 AM circuit(s)
Wave bands Broadcast only (MW).
Details Record Player (not changer)
Power type and voltage Alternating Current supply (AC) / 200-260 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Radiomuseum.org Model: Duoforte 55E Ch=C89 - Amalgamated Wireless
Material Wooden case
Shape Console, Lowboy (legs < 50 %).
Dimensions (WHD) 25.25 x 42.5 x 16.78 inch / 641 x 1080 x 426 mm
Notes

6 Valve, AC powered, Screen Grid, TRF Radiogram with Linear Power Detection and one stage of pentode audio amplification.

Chassis:
The chassis has a phonograph input and selector switch on the rear.
Later production chassis used a split RF choke and additional filter capacitors in the detector stage.
Mains voltage selection was by moving a fuse under a cover on the rear of the chassis.
Chassis also used in Radiola 55E C89

Phonograph:
Induction, motor driven 78RPM turntable  speed control, on/off switch and a Tone arm with volume control.

Cabinet:
Walnut cabinet with sliding doors fitted to the front and turntable lid on top.
The tuning, tone and volume controls are on the front panel behind the doors when closed.
Cabinet by F. Dickin Ltd.

Price in first year of sale 65.00 AUS £
Literature/Schematics (1) - - Manufacturers Literature (AWA Radiola Service Instruction 1932)
Documents regarding this model
  AWA Duoforte 55E Pamphlet 871 KB
  AWA Radiola-Duoforte 55E C89 Service Data 187 KB

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 1307 models, 648 with images and 402 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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