• Country
• United States of America (USA)

• Manufacturer / Brand
• United Motors Service (Delco)

• Year
• 1946

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 132515

• • alternative name: Delco Radio Corp. (Appliance) || Delco-Remy Division, General Motors Corp. || United Motors Service Delco General Motors
  • Brand: Chieftain || Delco

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

• Number of Tubes
• 6

• Valves / Tubes
• 12SK7 12SA7 12SK7 12SQ7 35L6GT 35Z5GT

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• AC/DC-set / 105-125 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4.5 inch = 11.4 cm

• Power out
• 1.1 W (unknown quality)

• Material
• Bakelite case

• from Radiomuseum.org
• Model: Delco R-1235 - United Motors Service Delco

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

• Dimensions (WHD)
• 12 x 8 x 7 inch / 305 x 203 x 178 mm

• Notes
• Built-in loop antenna or external antenna. Sams photofact, set 7, folder 467-7, date 10-46, features the Delco models R-1234 and R-1235 as the same schematic. Mahogany finish.

• Net weight (2.2 lb = 1 kg)
• 8 lb (8 lb 0 oz) / 3.632 kg

• Source of data
• Collector's Guide to Antique Radios (7th Edition)

• Circuit diagram reference
• Rider's Perpetual, Volume 15 = 1947 and before

• Mentioned in
• Radio Retailing (Radio & Television R.) (July 1946 page 12.)

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 7 folder 467-7 date 10-46)

• Author
• Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.

• Other Models

• Here you find 585 models, 331 with images and 548 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from United Motors Service (Delco)