• Country
• United States of America (USA)

• Manufacturer / Brand
• Magnavox Co., Commercial Wireless and Development Co.; San Francisco, later Fort Waye, IN

• Year
• 1956 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 203400

• Number of Tubes
• 12

• Valves / Tubes
• unknown_Tube unknown_Tube 6V6GT 6V6GT 6V6GT 6V6GT 6V6GT 6V6GT 6V6GT 6V6GT 5U4 5U4

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 117 Volt

• Loudspeaker
• 4 Loudspeakers

• Power out
• 100 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Concert Grand 148 CB - Magnavox Co., Commercial

• Shape
• Console with any shape - in general

• Notes
• The Concert Grand stereo console uses 2 Bi-Amp monoblocks with 35W bass & 15W treble each.

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 340, Folder 10, Dec. 1956)

• Literature/Schematics (2)
• Photofact Folder, Howard W. SAMS (Set 398 Folder 5 Production Changes Bulletin 208 dated 5-58)

• Author
• Model page created by Gottfried Silberhorn. See "Data change" for further contributors.

• Other Models

• Here you find 1080 models, 498 with images and 831 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Magnavox Co., Commercial Wireless and Development Co.; San Francisco, later Fort Waye, IN