• Country
• United States of America (USA)

• Manufacturer / Brand
• Emerson Radio & Phonograph Corp.; New York, NY

• Year
• 1950 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 18595

• • alternative name: Emerson Television

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

• Number of Tubes
• 5

• Valves / Tubes
• 1L6 1U4 1U5 3V4 117Z3

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

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Power type and voltage
• Line / Batteries (any type) / 115; 230; 9; 90 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: 643A Ch= 120111A - Emerson Radio & Phonograph

• Shape
• Portable set > 8 inch (also usable without mains)

• Notes
• See also Model 643.
  BC (535-1620kHz), SW1 (2.75-5.6MHz), SW2 (5.5-10.3MHz) and SW3 (10.0-18.5MHz) bands. Built-in loop antenna for BC band, telescopic antenna. 117Z3 used for AC/DC operation.

• Price in first year of sale
• 425.00 SFR

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Collector's Guide to Antique Radios (6th edition)

• Literature/Schematics (1)
• Rider's Perpetual, Volume 20 = covering 1950 (for chassis)

• Literature/Schematics (2)
• Photofact Folder, Howard W. SAMS (Set 91 Folder 4 Date 4-50)

• Other Models

• Here you find 2071 models, 1147 with images and 1628 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Emerson Radio & Phonograph Corp.; New York, NY