• Country
• United States of America (USA)

• Manufacturer / Brand
• Columbia Phonograph, American / Volta Graphophone Company; USA

• Year
• 1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 186796

• • alternative name: American Graphophone || Columbia Recording

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

• Number of Tubes
• 5

• Valves / Tubes
• 36 39 36 43 25Z5

• Main principle
• Superheterodyne (common); ZF/IF 450 kHz

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• 110 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 12.7 cm = 5 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Columbia C150 - Columbia Phonograph, American

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

• Dimensions (WHD)
• 9.4 x 11 x 10.5 inch / 239 x 279 x 267 mm

• Net weight (2.2 lb = 1 kg)
• 1.5 kg / 3 lb 4.9 oz (3.304 lb)

• Source of data
• - - Data from my own collection

• Author
• Model page created by Ion Carabas. See "Data change" for further contributors.

• Other Models

• Here you find 93 models, 58 with images and 34 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Columbia Phonograph, American / Volta Graphophone Company; USA