• Country
• United States of America (USA)

• Manufacturer / Brand
• Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)

• Year
• 1959

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 136336

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

• Number of Transistors
• 6

• Semiconductors
• 2N1108 2N1110 2N1111 2N238 2N238 2N238

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 4 × 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.75 inch = 7 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: X12A X12 Series Ch= HS-732 - Motorola Inc. ex Galvin Mfg.Co

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 6 x 3.5 x 2 inch / 152 x 89 x 51 mm

• Notes

• The Motorola model X12A 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 472 folder 7 date 1-60, features the Motorola models X12A and X12E as the same schematic.

  Earphone Jack
  Civilian Defense Frequencies marked on tuning dial
  
  Colors:
  Motorola X12A - Gray
  Motorola X12E - Smoke

   

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 20, 1960

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set472 folder 7 date 1-60)

• Literature/Schematics (2)
• - - Manufacturers Literature

• Author
• Model page created by Peter Hoddow. See "Data change" for further contributors.

• Other Models

• Here you find 4607 models, 2964 with images and 4107 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)