• Country
• United States of America (USA)

• Manufacturer / Brand
• Philmore Mfg. Co. - Ajax Products Co.; New York, NY

• Year
• 1939 ?

• Category
• Detector-Radio (Crystal or diode, without tubes/transistors)

• Radiomuseum.org ID
• 330973

• Main principle
• Crystal or Solid State Detector

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Various materials

• from Radiomuseum.org
• Model: Kompakt Crystal Radio Set - Philmore Mfg. Co. - Ajax

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 2.5 x 2.5 x 2.5 inch / 64 x 64 x 64 mm

• Notes

• Radio has a headband and a built-in headphone.  Needs external long wire antenna and ground.

• Net weight (2.2 lb = 1 kg)
• 0.38 lb (0 lb 6.1 oz) / 0.173 kg

• Price in first year of sale
• 1.95 USD

• Mentioned in
• Lafayette Radio Catalog (1939 Lafayette Radio Catalog No. 73, page 172)

• Author
• Model page created by Jerry Elarton. See "Data change" for further contributors.

• Other Models

• Here you find 81 models, 71 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philmore Mfg. Co. - Ajax Products Co.; New York, NY