• 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
• 86678

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

• Number of Tubes
• 7

• Valves / Tubes
• 17C9 12BE6 6BJ6 6BJ6 12AV6 35C5 35W4

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)     8 FM circuit(s)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 120 Volt

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

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 31R25 Ch= 1.64901 - Arvin, brand of Noblitt-Sparks

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes
• Color=moonstone

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

• Mentioned in
• Collector's Guide to Antique Radios (6th edition)

• 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