• Country
• Australia

• Manufacturer / Brand
• Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney

• Year
• 1932

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 165180

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 6

• Valves / Tubes
• 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)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Duoforte 55E Ch=C89 - Amalgamated Wireless

• 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)

	AWA Duoforte 55E Pamphlet	871 KB
	AWA Radiola-Duoforte 55E C89 Service Data	187 KB

• Documents regarding this model

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

• Other Models

• Here you find 1430 models, 873 with images and 463 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Amalgamated Wireless (Australasia) Ltd. (AWA); Sydney