• Country
• United States of America (USA)

• Manufacturer / Brand
• Bell Sound Systems; Columbus (OH)

• Year
• 1954 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 135492

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

• Number of Tubes
• 4

• Valves / Tubes
• 6SJ7 6SN7GT 6L6G 6X5GT

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Line / Storage batteries (perhaps also batteries) / 60Hz, 117V=110-120 / 6 Volt

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

• Power out
• 6 W (8 W max.)

• Material
• Metal case

• from Radiomuseum.org
• Model: Mobile Amplifier 3706-M - Bell Sound Systems; Columbus

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 5.5 x 6.5 x 10 inch / 140 x 165 x 254 mm

• Notes

• Bell Sound model 3706-M is an AC or Battery operated two channel 6 watt audio amplifier.

• Net weight (2.2 lb = 1 kg)
• 15 lb (15 lb 0 oz) / 6.810 kg

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS ((Set 227 folder 3 date 1-54 title))

• Literature/Schematics (2)
• Radio Master's Catalog, 15th ed., 1950-51, pg. B-6.

• Author
• Model page created by Peter Hoddow. See "Data change" for further contributors.

• Other Models

• Here you find 117 models, 113 with images and 73 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Bell Sound Systems; Columbus (OH)