• Country
• United States of America (USA)

• Manufacturer / Brand
• Arvin, brand of Noblitt-Sparks Industries

• Year
• 1961 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 86590

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

• Number of Transistors
• 7

• Semiconductors
• 2N212 2N94 2N233 2N1101 2N1101 2N1059 2N1059 1N295

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 3 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 9 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 61R39 Ch= 1.61601 - Arvin, brand of Noblitt-Sparks

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

• Dimensions (WHD)
• 2.5 x 4.125 x 1.375 inch / 64 x 105 x 35 mm

• Notes

• Vertical shirtpocket transistor.

  The following models are identical except for cabinet color.

  Model	Cabinet color
  61R35	Ice blue
  61R39	Jet black

   

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 22, 1962

• Mentioned in
• Collector's Guide To TrR1 Bunis trans.94 (1996, page 40)

• Author
• Model page created by Egon Penker. See "Data change" for further contributors.

• Other Models

• Here you find 697 models, 487 with images and 556 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Arvin, brand of Noblitt-Sparks Industries