• Country
• United States of America (USA)

• Manufacturer / Brand
• Muzak Corporation; Fort Mill, SC

• Year
• 1950 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 277283

• Number of Tubes
• 7

• Valves / Tubes
• 6SJ7 6SJ7 6SJ7 6SJ7 6L6 6L6 5U4G

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

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

• Power out
• 20 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Amplifier 920A - Muzak Corporation; Fort Mill,

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

• Dimensions (WHD)
• 15.25 x 7.5 x 6.75 inch / 387 x 191 x 171 mm

• Notes

• PA amplifier, with Relay Control.

• Net weight (2.2 lb = 1 kg)
• 25 lb (25 lb 0 oz) / 11.350 kg

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

• Other Models

• Here you find 9 models, 9 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Muzak Corporation; Fort Mill, SC