• Country
• United States of America (USA)

• Manufacturer / Brand
• Hartman Electrical Mfg. Co., The; Mansfield, Ohio

• Year
• 1925 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 231190

• Number of Tubes
• 5

• Valves / Tubes
• UV199 UV199 UV199 UV199 UV199

• Main principle
• TRF without regeneration; 2 AF stage(s)

• Tuned circuits
• 3 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries

• Loudspeaker
• Horn

• Material
• Wooden case

• from Radiomuseum.org
• Model: Receiver Type B-3 - Hartman Electrical Mfg. Co.,

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

• Dimensions (WHD)
• 31 x 12 x 14 inch / 787 x 305 x 356 mm

• Notes

• Three dial TRF Receiver with built-in horn speaker and battery tray for all necessary batteries. 

• Net weight (2.2 lb = 1 kg)
• 40 lb (40 lb 0 oz) / 18.160 kg

• External source of data
• Original prospect.

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

• Other Models

• Here you find 29 models, 22 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hartman Electrical Mfg. Co., The; Mansfield, Ohio