• 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
• 55396

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

• Number of Tubes
• 6

• Valves / Tubes
• 1A7GT 1N5GT 1N5GT 1H5GT 3Q5GT 35Z5GT

• Main principle
• ZF/IF 456 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Line / Batteries (any type) / AC-DC 117 / 9 & 90 Volt

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

• Material
• Metal case

• from Radiomuseum.org
• Model: Marine Portable - Sea Pal Radio Co., Chicago.

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

• Notes
• Direction finder radio. f= 190- 410 and 500- 1500 kc. Since 1941 recommended equipment on all New England Marine Company boats.

• Price in first year of sale
• 60.00 $

• 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.