• Country
• United States of America (USA)

• Manufacturer / Brand
• Automatic Radio Mfg. Co.; Boston (MA)

• Year
• 1946

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 33732

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

• Number of Tubes
• 6

• Valves / Tubes
• 12SK7 12SA7 12SK7 12SQ7 35Z5GT 35L6GT

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• AC/DC-set / 110 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4.75 inch = 12.1 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 614X - Automatic Radio Mfg. Co.;

• Shape
• Tablemodel, with any shape - general.

• Notes
• Built-in loop antenna. Sams photofact set 8 folder 468-2 date 11-46 features the Automatic models 614X and 616X as the same schematic.

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios 4. Edition

• Circuit diagram reference
• Rider's Perpetual, Volume 15 = 1947 and before

• Mentioned in
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 8 folder 468-2 date 11-46)

• Literature/Schematics (2)
• Table Top Radios Vol. 1 Stein 98

• Literature/Schematics (3)
• Plastic Radios - The Antique Radio Collectors' Source Book

• Other Models

• Here you find 401 models, 163 with images and 321 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Automatic Radio Mfg. Co.; Boston (MA)