• Country
• United States of America (USA)

• Manufacturer / Brand
• Collins Radio Company; Cedar Rapids (IA)

• Year
• 1939/1940

• Category
• Commercial Receiver (may include amateur bands)

• Radiomuseum.org ID
• 116649

• Number of Tubes
• 11

• Valves / Tubes

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz

• Wave bands
• Short Wave (SW only)

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 0.5 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: 51F - Collins Radio Company; Cedar

• Shape
• Rack

• Notes
• Fixed frequency receiver covering one frequency in the range of 1,5 - 20 MHz.

• Source of data
• Communications Receivers

• Author
• Model page created by Martin Bösch. See "Data change" for further contributors.

• Other Models

• Here you find 100 models, 77 with images and 35 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Collins Radio Company; Cedar Rapids (IA)