• Country
• United States of America (USA)

• Manufacturer / Brand
• Signal Electronics, Inc.; New York, NY

• Year
• 1948

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 57884

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

• Number of Tubes
• 6

• Valves / Tubes
• 12SA7 14F8 12SK7 12SQ7 35L6 35Z5

• Main principle
• Superheterodyne (common); ZF/IF 455/21750 kHz

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• AC/DC-set / 117 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical / Ø 6 inch = 15.2 cm

• Material
• Bakelite case

• from Radiomuseum.org
• Model: AF252 - Signal Electronics, Inc.; New

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 334 x 206 x 172 mm / 13.1 x 8.1 x 6.8 inch

• Notes

• Built-in loop antenna

  FM Band: 88-108 MHz

  BC Band: 550-1.620 KHz

   

• Net weight (2.2 lb = 1 kg)
• 4.3 kg / 9 lb 7.5 oz (9.471 lb)

• External source of data
• Ernst Erb

• Source of data
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Circuit diagram reference
• Rider's Perpetual, Volume 20 covering 1950

• Mentioned in
• Collector's Guide to Antique Radios 4. Edition

• Literature/Schematics (4)
• Photofact Folder, Howard W. SAMS (Set 37, Date 3/48, Folder 487-19)

• Other Models

• Here you find 5 models, 5 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Signal Electronics, Inc.; New York, NY