X12A-1 Ch= HS-789-1

Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)

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  • Year
  • 1959
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 78381

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

 Technical Specifications

  • Number of Transistors
  • 6
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries / 4 x 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.75 inch = 7 cm
  • Material
  • Bakelite or Plastics (type unknown)
  • from Radiomuseum.org
  • Model: X12A-1 Ch= HS-789-1 - Motorola Inc. ex Galvin Mfg.Co
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Notes
  • The Motorola model X12A-1 is a 6 transistor and 2 diode portable AM receiver. AM band tuning range: 535-1620KHz. An earphone jack is located on side of radio which disconnects the speaker for private listening. Cabinet color = Gray. Sams photofact set 486 folder 18 features the model X12A-1 with 2 different chassis HS-789-1 and HS-789-2 and the model X12E-1 with 2 different chassis HS-789-1 and HS-789-2 as the same schematic.
  • Circuit diagram reference
  • Beitman Radio Diagrams Vol. 20, 1960
  • Literature/Schematics (2)
  • - - Manufacturers Literature
  • Author
  • Model page created by Trev Levick. See "Data change" for further contributors.

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