• Country
• United States of America (USA)

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

• Year
• 1930–1932

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 32151

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

• Number of Tubes
• 5

• Valves / Tubes
• 224 224 224 245 280

• Main principle
• TRF without regeneration

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 110 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Knight Coin Operated AC-5 - Allied Radio Corp. Knight,

• Shape
• Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).

• Dimensions (WHD)
• 15 x 19 x 9 inch / 381 x 483 x 229 mm

• Notes
• The Allied radio catalog from 1930 shows this Knight Coin Operated Consolette Radio (AC-5) as no. A9674 without tubes for $ 49.75 (retail $ 110.00) and as no. A9675 complete with the tubes for $ 56.31 (retail $ 125.00). Allied brings the same page in both catalogs, 1930 and 1931: "Install them anywhere on percentage for constant income. Install them in restaurants, barber shops, ice cream parlors, clubs or cigar stores. Reap big profits. Use it in your own home without the coin mechanism. Illuminated drum tuning."

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 3 = 1933 and before

• Literature/Schematics (1)
• Allied Radio Catalog (Knight) (Allied radio catalogs from 1930 and 1931.)

• Other Models

• Here you find 1031 models, 633 with images and 672 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)