• Country
• United States of America (USA)

• Manufacturer / Brand
• Masterphone Company; Iowa City, Iowa

• Year
• 1922 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 217867

• Number of Tubes
• 1

• Valves / Tubes
• UV200

• Main principle
• TRF without regeneration

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Masterphone 1-Tube - Masterphone Company; Iowa City

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

• Dimensions (WHD)
• 10 x 7.25 x 6.75 inch / 254 x 184 x 171 mm

• Notes
• The Masterphone One-tube portable battery Receiver. This set was virtual identical to the W.F. Main Radiophone Splendid Sr. One-tube portable battery radio.

• Author
• Model page created by Alan Larsen. See "Data change" for further contributors.

• Other Models

• Here you find 3 models, 3 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Masterphone Company; Iowa City, Iowa