• Country
• United States of America (USA)

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

• Year
• 1963

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 352888

• Number of Tubes
• 4

• Valves / Tubes
• 6CW4 6CW4 6CW4 6CW4

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superhet with RF-stage

• Wave bands
• FM Broadcast Band Only

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

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Knight FM Multiplex Stereo Tuner KN-250A - Allied Radio Corp. Knight,

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 9.75 x 2.5 x 8 inch / 248 x 64 x 203 mm

• Notes

• Improved version of the Knight KN-250M, with Stereo Indicator.

• Net weight (2.2 lb = 1 kg)
• 7.5 lb (7 lb 8 oz) / 3.405 kg

• Price in first year of sale
• 119.95 USD

• Mentioned in
• Allied Radio Catalog (Knight) (1963, page 77)

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

• Other Models

• Here you find 1034 models, 637 with images and 677 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)