• Country
• United States of America (USA)

• Manufacturer / Brand
• Gibson Manufacturing Co., Kalamazoo (MI)

• Year
• 1952–1954

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 184263

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

• Number of Tubes
• 8

• Valves / Tubes
• 6SJ7 6SJ7 6SJ7 6SN7 6V6 6V6 6V6 5V4

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110-120 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 inch = 30.5 cm

• Power out
• 14 W (unknown quality)

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Les Paul GA40 - Gibson Manufacturing Co.,

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 620 x 430 x 210 mm / 24.4 x 16.9 x 8.3 inch

• Notes
• Musical Instrument Amplifier

• Net weight (2.2 lb = 1 kg)
• 14.6 kg / 32 lb 2.5 oz (32.159 lb)

• Author
• Model page created by Hannes Gerber. See "Data change" for further contributors.

• Other Models

• Here you find 25 models, 21 with images and 22 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Gibson Manufacturing Co., Kalamazoo (MI)