• Country
• United States of America (USA)

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

• Year
• 1937

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 53774

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

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A8G 6K7G 6Q7G 6K6G 5Y3G

• Main principle
• Superheterodyne (common); ZF/IF 460 kHz

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• Line / Batteries (any type) / ~115; =6 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6 inch = 15.2 cm

• Power out
• 1.2 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 85BT6 - RCA RCA Victor Co. Inc.; New

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 16.625 x 10.375 x 8.5 inch / 422 x 264 x 216 mm

• Notes
• Farm radio for mains as well as for 6v battery operation (sync.vibrator for +B).

• 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
• Machine Age to Jet Age II

• Literature/Schematics (1)
• Collector's Guide to Antique Radios (6th edition)

• Literature/Schematics (2)
• RCA Victor Service Notes for 1937 (RCA Redbook)

• 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)