• Country
• United States of America (USA)

• Manufacturer / Brand
• United Motors Service (Delco)

• Year
• 1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 64240

• • 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
• 5

• Valves / Tubes
• 78 78 78 77 43

• Main principle
• Superhet with RF-stage; ZF/IF 181 kHz

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Direct Current supply (DC) / =32 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Delco 4051 - United Motors Service Delco

• Shape
• Console with any shape - in general

• Notes
• Farm Radio; sync.vibrator for +B;

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 7 = 1936 and before

• Literature/Schematics (1)
• Riders 7-37

• Other Models

• Here you find 585 models, 332 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)