• Country
• United States of America (USA)

• Manufacturer / Brand
• Masco Mark Simpson Company Inc., Long Island

• Year
• 1946

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 208837

• Number of Tubes
• 6

• Valves / Tubes

• Main principle
• Audio-Amplification

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

• Power out
• 25 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Masco 25W amplifier - Masco Mark Simpson Company Inc

• Shape
• Chassis only or for «building in»

• Notes
• A choice of high or low impedance input is optional, while the output impedances are 4, 8, 205 and 500 ohms.

• Mentioned in
• Radio Retailing (Radio & Television R.) (July 1946 page 142.)

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 136 models, 104 with images and 107 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Masco Mark Simpson Company Inc., Long Island