• Country
• United States of America (USA)

• Manufacturer / Brand
• DeWald Radio Mfg. Corp., Pierce Airo Inc.

• Year
• 1939/1940

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 214033

• • Brand: Pierce Airo

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

• Number of Tubes
• 10

• Valves / Tubes
• 6K7 6A7 6K7 6H6 6U5 6J5 6J5 6F6 6F6 80

• Main principle
• Superhet with RF-stage; ZF/IF 456 kHz

• Tuned circuits
• 9 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and more than two Short Wave bands.

• Power type and voltage
• Alternating Current supply (AC) / 117; 135; 150; 220; 250 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 1004 [Table Model] - DeWald Radio Mfg. Corp.,

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 23.625 x 0 x 0 inch / 600 x 0 x 0 mm

• Notes

• Range 7,5-21, 15-55, 54-175 and 170-565 Meters.

• Price in first year of sale
• 84.95 $

• Source of data
• Table Top Radios Vol. 4 Stein 2003

• Circuit diagram reference
• Rider's Perpetual, Volume 10 = 1939 and before

• Literature/Schematics (3)
• The DeWald Folder for 1940, Form. 50M 1-40 L.

• Author
• Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.

• Other Models

• Here you find 443 models, 195 with images and 344 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from DeWald Radio Mfg. Corp., Pierce Airo Inc.