• Country
• United States of America (USA)

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

• Year
• 1961

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 143280

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

• Number of Transistors
• 4

• Semiconductors
• 2N212 SYL2132 SYL2131 SYL2135

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Tuned circuits
• 4 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 9 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.75 inch = 7 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Golden Shield 7058 Ch= 682-4 - Sylvania Hygrade, GTE, Nilco;

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Notes

• Battery Operated Transistorized AM Receiver.
  The circuit is about the same in all the five following models: 4P19W, 4P19WC, 4P19WD, TH10W and 7058
   

• Mentioned in
• Antique Radio Magazine - Italy, Club Antique Radio Magazine ((n. 129 gennaio-febbraio 2016, pag. 36-39))

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 4-62, Set 573, Folder 16)

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

• 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)