• Country
• United States of America (USA)

• Manufacturer / Brand
• Walgreen Co., Aetna Radio Corp.; Chicago (IL)

• Year
• 1937 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 328155

• • Brand: Aetna

• Number of Tubes
• 12

• Valves / Tubes
• 6K7 6L7 6J7 6K7 6G5 6K7 6H6 6C5 6F6 6L6 6L6 5Z3

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz; 2 AF stage(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Ch= 912AW - Walgreen Co., Aetna Radio Corp

• Shape
• Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.

• Dimensions (WHD)
• 16 x 21 x 13 inch / 406 x 533 x 330 mm

• Notes

• Band coverage is as follows:

  Longwave	150	400	kc
  Medium Wave	550	1700	kc
  Medium Shortwave	1.8	6	Mc
  Shortwave	6	18	Mc
  Ultra Shortwave	15	46	Mc

   

  This model shares its chassis layout and schematic with the Silvertone 812.

• Literature/Schematics (1)
• Rider's Perpetual, Volume 9 = 1938 and before (Schematic same Silvertone 802/812)

• Author
• Model page created by Terry Layman. See "Data change" for further contributors.

• Other Models

• Here you find 117 models, 31 with images and 103 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Walgreen Co., Aetna Radio Corp.; Chicago (IL)