• Country
• United States of America (USA)

• Manufacturer / Brand
• Western Auto Supply Co. (Truetone); Kansas City (MO)

• Year
• 1939

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 65669

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

• Number of Tubes
• 5

• Valves / Tubes
• 12SA7 12SK7 12SQ7 35L6GT 35Z4GT

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 105-125 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: D1001 Sentry Truetone [Issue A] - Western Auto Supply Co.

• Shape
• Tablemodel with Clock ((Alarm-) Clock Radio).

• Notes

• Truetone D1001 "Sentry" Clock Radio;
  Electric clock, built-in "Stratoscope" antenna, highly-polished American Walnut and V-matched Walnut verneers.

  Stein calls this model "Sentinel" - the correct name is "Sentry".

• External source of data
• Ernst Erb

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

• Mentioned in
• -- Original prospect or advert (Truetone Radios 1942)

• Literature/Schematics (1)
• Riders 13-50, 51

• Literature/Schematics (2)
• Machine Age to Jet Age II (page 305.)

• Other Models

• Here you find 900 models, 514 with images and 794 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Western Auto Supply Co. (Truetone); Kansas City (MO)