• Country
• United States of America (USA)

• Manufacturer / Brand
• Sargent Co., E.M.; Oakland, CA

• Year
• 1936

• Category
• Commercial Receiver (may include amateur bands)

• Radiomuseum.org ID
• 127381

• Main principle
• Superhet with RF-stage; ZF/IF 535 kHz

• Wave bands
• Broadcast, Long Wave, more than 2 x SW plus FM or UHF.

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

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: 21-MA Battery - Sargent Co., E.M.; Oakland, CA

• Shape
• Tablemodel, low profile (big size).

• Notes
• 0.08 to 30MHz over 7 bands marine receiver. Similar to the model 21-MA except for the battery supply. Regenerative RF stage.

• Price in first year of sale
• 135.00 $

• Source of data
• Communications Receivers

• Author
• Model page created by Emilio Ciardiello. See "Data change" for further contributors.

• Other Models

• Here you find 27 models, 21 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sargent Co., E.M.; Oakland, CA