• Country
• Australia

• Manufacturer / Brand
• Electrical Specialty Mfg. Co. Ltd. (ESM)

• Year
• 1937

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 212889

• Number of Tubes
• 5

• Valves / Tubes

• Main principle
• Superhet with RF-stage; ZF/IF 210 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Aristrocrat 552A - Electrical Specialty Mfg. Co.

• Shape
• Console, Lowboy (legs < 50 %).

• Notes
• This was the air-cell powered version of the model 552.

• Price in first year of sale
• 29.00 gns

• Mentioned in
• Wireless Weekly (Australia) (13/8/37 P65)

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

• Other Models

• Here you find 63 models, 19 with images and 15 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Electrical Specialty Mfg. Co. Ltd. (ESM)