• Country
• United States of America (USA)

• Manufacturer / Brand
• Scott; H.H.; Maynard, Massachusetts

• Year
• 1958

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 215552

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

• Number of Tubes
• 11

• Valves / Tubes
• 12AX7 12AX7 EL34 EL34 EL34 EL34 12AX7 6BX7 6AL5 5U4 5U4 NE-2 NE-2

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 60 Hz, 117V = 110 -120 Volt

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

• Power out
• 80 W (undistorted)

• Material
• Metal case

• from Radiomuseum.org
• Model: Power Amplifier 280 - Scott; H.H.; Maynard,

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 18 x 6.5 x 13 inch / 457 x 165 x 330 mm

• Notes

• H.H.Scott model 280 is a power amplifier with: two input options, mono power output, with variable Damping Factor and Dynamic Power Monitor.

  Input Options: High Level (1.5V), Low Level (0.5V).

  Frequency response: 12 - 60000 Hz @ < 0.5% THD.
   

• Net weight (2.2 lb = 1 kg)
• 45 lb 0 oz (45 lb) / 20.430 kg

• Price in first year of sale
• 229.95 USD

• Mentioned in
• Radio Shack Catalog (1958, page 6)

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 373 Folder 7 dated 10-57)

• Author
• Model page created by Franz Scharner. See "Data change" for further contributors.

• Other Models

• Here you find 181 models, 163 with images and 73 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Scott; H.H.; Maynard, Massachusetts