• Country
• United States of America (USA)

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

• Year
• 1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 54539

• • 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
• 39 36 38 37

• Main principle
• TRF with regeneration

• Tuned circuits
• 2 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• AC/DC-set / 105-120 Volt

• Loudspeaker
• Magnetic loudspeaker (reed) generic.

• Material
• Wooden case

• from Radiomuseum.org
• Model: R-27 ACDC [- magn.Speaker] - RCA RCA Victor Co. Inc.; New

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

• Notes
• There is also a variant with dynamic speaker.

• External source of data
• Ernst Erb

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

• Literature/Schematics (1)
• RCA Victor Service Notes "Red Book" Series

• 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)