• Country
• United States of America (USA)

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

• Year
• 1952 ?

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 62415

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

• Number of Tubes
• 8

• Valves / Tubes
• 6SK7GT 6SA7GT 6SK7GT 6SQ7GT 6J5GT 6V6GT 6V6GT 6X5GT

• Main principle
• Superhet with RF-stage; ZF/IF 265 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical

• Material
• Metal case

• from Radiomuseum.org
• Model: 1CH748 Lincoln #1H-18805 - Sylvania Hygrade, GTE, Nilco;

• Shape
• Chassis only or for «building in»

• Notes
• Vibrator for +B

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 22, covering 1951

• 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)