• Country
• United States of America (USA)

• Manufacturer / Brand
• Federated Purchaser, Inc. (Acratone, Acratest); New York City (NY)

• Year
• 1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 288267

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

• Number of Tubes
• 5

• Valves / Tubes
• 58 58 56 59 80

• Main principle
• TRF with regeneration

• Wave bands
• Short Wave (SW only)

• Power type and voltage
• Alternating Current supply (AC) / 110 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Metal case

• from Radiomuseum.org
• Model: Discoverer 20-A [20-W] - Federated Purchaser, Inc.

• Shape
• Tablemodel, with any shape - general.

• Notes

• The Federated Purchaser Acratone 20 Discoverer covers 15 to 200 meters with four plug-in coils. It was available as a kit (model 20-A $32.50) and wired (model 20-W $37.50).

• Price in first year of sale
• 37.50 USD

• Mentioned in
• Short Wave Craft September 1933 pages 276-7 and 297-9

• Author
• Model page created by Wayne Childress. See "Data change" for further contributors.

• Other Models

• Here you find 209 models, 126 with images and 88 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Federated Purchaser, Inc. (Acratone, Acratest); New York City (NY)