• Country
• United States of America (USA)

• Manufacturer / Brand
• Hoffman Radio Corp.; Los Angeles, CA

• Year
• 1946

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 44380

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

• Number of Tubes
• 6

• Valves / Tubes
• 6SK7 6SA7 6SK7 6SQ7 6K6G or 6K6GT 6X5G or 6X5GT

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Details
• Changer (Record changer)

• Power type and voltage
• Alternating Current supply (AC) / 115 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6 inch = 15.2 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: A401 Ch= 102 - Hoffman Radio Corp.; Los

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Notes
• Built-in loop antenna. 4 x 6 inch speaker. General Instruments model 205 automatic record changer.

• External source of data
• Ernst Erb

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

• Mentioned in
• Radio Retailing (Radio & Television R.) (January 1946 page 39.)

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 11, Folder 471-12)

• Other Models

• Here you find 912 models, 212 with images and 879 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hoffman Radio Corp.; Los Angeles, CA