• Country
• United States of America (USA)

• Manufacturer / Brand
• Sylvania (Hygrade, GTE, Nilco); Emporium (PA)

• Year
• 1952 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 62438

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

• Number of Tubes
• 5

• Valves / Tubes
• 12BE6 12BA6 12AT6 50C5 35W4

• 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
• AC/DC-set / AC/DC 117=105-125 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4.75 inch = 12.1 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 512CH Ch= 1-601-1 - Sylvania Hygrade, GTE, Nilco;

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

• Notes

• The Sylvania Model 512CH is an AC/DC operated AM Superheterodyne Receiver with Loop Antenna. Color=Chartreuse.

   

• External source of data
• Ernst Erb

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 12, 1952

• Mentioned in
• Rider's Perpetual, Volume 23 (last) = covering up to 1954

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 2-52 Set 160, Folder 12)

• Other Models

• Here you find 1087 models, 455 with images and 956 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sylvania (Hygrade, GTE, Nilco); Emporium (PA)