• Country
• United States of America (USA)

• Manufacturer / Brand
• Allied Radio Corp. (Knight, Roamer, Wextark); Chicago (IL)

• Year
• 1965

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 347105

• Number of Tubes
• 7

• Valves / Tubes
• 12AX7A 12AX7A 6AV6 6CA7 6CA7 5Y3GT 5AS4A

• Number of Transistors

• Semiconductors
• Selenium-Rectifier

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

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

• Power out
• 75 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Knight Public Address System KN3275C - Allied Radio Corp. Knight,

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

• Dimensions (WHD)
• 15.25 x 5 x 10.25 inch / 387 x 127 x 260 mm

• Notes

• PA amplifier, with Anti-Feedback switch;  4 inputs: 2x Microphone + 2x Aux.

• Net weight (2.2 lb = 1 kg)
• 39 lb (39 lb 0 oz) / 17.706 kg

• Price in first year of sale
• 84.50 USD

• Mentioned in
• Allied Radio Catalog (Knight) (No. 240B 1965, page 344, "New! KN-3275C 75W P.A. Amplifier...")

• Literature/Schematics (1)
• -- Schematic

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

• Other Models

• Here you find 1035 models, 638 with images and 680 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Allied Radio Corp. (Knight, Roamer, Wextark); Chicago (IL)