275

• Country
• United States of America (USA)

• Manufacturer / Brand
• Atwater Kent Mfg. Co.; Philadelphia, USA

• Year
• 1934

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 33232

• Picture
• Schematics

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A7 44 75 43 25Z5

• Main principle
• Superheterodyne (common); ZF/IF 264 kHz

• Wave bands
• Broadcast (MW) and Tropical/Marine/Police Band(s) = 150-200m.

• Power type and voltage
• AC/DC-set / 110 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: 275 - Atwater Kent Mfg. Co.;

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 12 x 8.5 x 6.5 inch / 305 x 216 x 165 mm

• Price in first year of sale
• 29.90 USD

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios 4. Edition

• Circuit diagram reference
• Rider's Perpetual, Volume 5 = ca. 1934 and before

• Mentioned in
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Literature/Schematics (1)
• Table Top Radios Vol. 1 Stein 98

• Literature/Schematics (2)
• Radio Retailing (Radio & Television R.) (October 1933 issue, page 19)

• Other Models

• Here you find 507 models, 330 with images and 332 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Atwater Kent Mfg. Co.; Philadelphia, USA