• Country
• United States of America (USA)

• Manufacturer / Brand
• Challenger Amplifier Co. (Bogen); New York, NY / Paramus, NJ

• Year
• 1956 ?

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 305356

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

• Number of Tubes
• 6

• Valves / Tubes
• 6SF5 6SF5 6SL7GT 6V6GT 6V6GT 6AX5GT

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Record Player (not changer)

• Power type and voltage
• Line / Storage batteries (perhaps also batteries) / 60 Hz, 117V= 110-120/ 6/12 Volt

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

• Material
• Metal case

• from Radiomuseum.org
• Model: CH612 - Challenger Amplifier Co. Bogen

• Shape
• Tablemodel, with any shape - general.

• Notes

• Challenger model CH612 is an AC-Battery Operated 18 Watt Audio Ampifier With Manual Record Player.Vibrator for +B.

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 324 Folder 5 dated 7-56)

• Author
• Model page created by Dirk Taekels. See "Data change" for further contributors.

• Other Models

• Here you find 47 models, 43 with images and 35 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Challenger Amplifier Co. (Bogen); New York, NY / Paramus, NJ