• Country
• United States of America (USA)

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

• Year
• 1955 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 81946

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

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

• Number of Tubes
• 4

• Valves / Tubes
• 1R5 1U4 1U5 3V4

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 1.5 & 67.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 6-B-4A Ch= RC-1098B - RCA RCA Victor Co. Inc.; New

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 195 x 150 x 60 mm / 7.7 x 5.9 x 2.4 inch

• Notes

• RCA Victor model 6-B-4A is a battery operated portable AM superheterodyne receiver.

• Price in first year of sale
• 24.95 USD

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 16, 1956

• Mentioned in
• Photofact Folder, Howard W. SAMS (Set 305 Folder 14 dated 2-56)

• Author
• Model page created by Egon Penker. See "Data change" for further contributors.

• Other Models

• Here you find 5118 models, 3224 with images and 4151 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)