• Country
• United States of America (USA)

• Manufacturer / Brand
• RCA (RCA Victor Co. Inc.); New York (NY)

• Year
• 1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 53944

• • alternative name: RCA Manufacturing || Victor Talking Machine

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

• Number of Tubes
• 10

• Valves / Tubes
• 6A8 6J7 6K7 6H6 6U5 6F5 6F5 6F6 6F6 5T4

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Wave bands
• Broadcast plus 2 Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 105-125 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 12 inch = 30.5 cm

• Power out
• 10 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 910KG Ch= RC-335F - RCA RCA Victor Co. Inc.; New

• Shape
• Console with Push Buttons.

• Dimensions (WHD)
• 34 x 36 x 13.7 inch / 864 x 914 x 348 mm

• Notes

• The RCA 910KG is an AC operated 10 tube BC and SW band receiver. Uses the RCA "Magic Brain" superhet circuit. Has push-pull output stage and 18:1 tuning drive ratio.

  The frequency tuning range is as follows:
  Broadcast Band (A)...................540 - 1720KHz
  Shortwave 1 Band (B)................2.3 - 7.0MHz  (Also called "Medium Wave")
  Shortwave 2 Band (C)................7.0 - 22.0MHz

  This radio was available with different power transformers, noted using the following power supply ratings:
  A...................105-125V, 50-60 cycles
  B...................105-125V, 25 cycles
  C...................105-130/140-160/200-250V, 50-60 cycles

  RCA models U-126 and U-128 use the same schematic but also contain a phonograph.

• Net weight (2.2 lb = 1 kg)
• 165 lb (165 lb 0 oz) / 74.910 kg

• External source of data
• Ernst Erb

• Source of data
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Circuit diagram reference
• Rider's Perpetual, Volume 9 = 1938 and before

• Mentioned in
• Collector's Guide to Antique Radios 4. Edition

• Literature/Schematics (1)
• RCA Victor Service Notes for 1938

• Other Models

• Here you find 5118 models, 3224 with images and 4145 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from RCA (RCA Victor Co. Inc.); New York (NY)