• Country
• United States of America (USA)

• Manufacturer / Brand
• Sea Pal Radio Co., Chicago.

• Year
• 1941 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 55395

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

• Number of Tubes
• 6

• Valves / Tubes
• 1A7GT 1N5GT 1N5GT 1H5GT 1T5GT 117Z6GT

• Main principle
• ZF/IF 455 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Line / Batteries (any type) / 110; 7.5 & 90 Volt

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

• from Radiomuseum.org
• Model: 6P21 Series A - Sea Pal Radio Co., Chicago.

• Notes
• Built-in loop antenna.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 13 = 1942 and before

• Other Models

• Here you find 6 models, 2 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sea Pal Radio Co., Chicago.