• Country
• United States of America (USA)

• Manufacturer / Brand
• Hammarlund-Roberts, Inc., 1182 Broadway, New York, NY

• Year
• 1930 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 44087

• • Brand: HI-Q

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

• Number of Tubes
• 6

• Valves / Tubes
• 22 22 46 32 46 71A

• Conflicting model year with tube data.
• The model date contradicts tube dates. [ 46 (1932)]

• Main principle
• TRF without regeneration; 3 AF stage(s)

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 110 Volt

• from Radiomuseum.org
• Model: HI-Q 29 Junior [AC] - Hammarlund-Roberts, Inc., 1182

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

• Other Models

• Here you find 12 models, 6 with images and 8 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hammarlund-Roberts, Inc., 1182 Broadway, New York, NY