• Country
• United States of America (USA)

• Manufacturer / Brand
• Hammarlund Mfg. Co. Inc.; New York, NY

• Year
• 1941–1943

• Category
• Commercial Receiver (may include amateur bands)

• Radiomuseum.org ID
• 94281

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

• Number of Tubes
• 10

• Valves / Tubes
• 6SK7 6SK7 6SK7 6SK7 6K8 6H6 6SJ7 6C5 6V6 5U4G VR105

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Alternating Current supply (AC) / 110/120 50/60Hz Volt

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

• Power out
• 2 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: RBG-2 CHC-46140 - Hammarlund Mfg. Co. Inc.; New

• Shape
• Boatanchor (heavy military or commercial set >20 kg).

• Dimensions (WHD)
• 18.9 x 12.2 x 14.7 inch / 480 x 310 x 373 mm

• Notes
• The RBG-2 receiver was produced under contract: NXss 20831 5 January 1943. Main Tuning is identical to the HQ-120X and HQ-129X.
  Band 1: 0.54 - 1.32 MHz; Band 2: 1.32 - 3.2 MHz; Band 3: 3.2 - 5.7 MHz; Band 4: 5.7 - 10.0 MHz; Band 5: 10.0 - 18.0 MHz; Band 6: 18.0 - 31.0 MHz.
  The Bandspread covers Maritime Frequencies instead of Amateur Bands in four bands as follows: Band 1: 4.0 - 4.6 MHz; Band 2: 8.0 - 9.6 MHz; Band 3: 12.0 - 13.6 MHz; Band 4: 15.0 - 18.0 MHz.
  This set has a seperate dedicated loudspeaker model CHC-49154.

• Net weight (2.2 lb = 1 kg)
• 28.5 kg / 62 lb 12.4 oz (62.775 lb)

• Source of data
• -- Original-techn. papers.

• Mentioned in
• Communications Receivers

• Literature/Schematics (1)
• NAVSHIPS 900,004-IB

• Other Models

• Here you find 144 models, 92 with images and 58 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Hammarlund Mfg. Co. Inc.; New York, NY