• Country
• United States of America (USA)

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

• Year
• 1956 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 83286

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

• Number of Tubes
• 5

• Valves / Tubes
• 1R5 1U4 1U5 3V4 VG-18

• 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
• Line / Batteries (any type) / AC/DC 110-120 / 2x1.5 & 90 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

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

• from Radiomuseum.org
• Model: 3401BG Ch= 1-612-1 - Sylvania Hygrade, GTE, Nilco;

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

• Notes

• Three Power Portable AM Receiver with Geiger Counter.
  Selenium diode.

  The 3401BG has a burgundy leather case.

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 17, 1957

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 345 Folder 17 date 1 - 57)

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

• Other Models

• Here you find 1092 models, 455 with images and 958 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sylvania (Hygrade, GTE, Nilco); Emporium (PA)