• Country
• United States of America (USA)

• Manufacturer / Brand
• Freed-Eisemann Radio Corp.; New York, NY

• Year
• 1941

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 113070

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

• Number of Tubes
• 0

• Valves / Tubes
• 7H7 7H7 6K8 7H7 6U5 7H7 6SJ7 6H6 6SJ7 6SJ7 6Q7 6SK7 6K8 6SK7 unknown_Tube 6Y6 6Y6 5U4

• Main principle
• Superhet with RF-stage; ZF/IF 462/4300 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)     11 FM circuit(s)

• Wave bands
• Broadcast, Short Wave plus FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 110-120 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: The Hepplewhite FM-52 - Freed-Eisemann Radio Corp.;

• Notes

• Push-pull audio amplifier with two speakers and power supply - all in separate chassis unit.

  See also AC/DC-version The Hepplewhite FM-42.

   

• Circuit diagram reference
• Rider's Perpetual, Volume 14 = 1944 = before 1943

• Mentioned in
• FM-Magazine May 1941

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• Other Models

• Here you find 205 models, 106 with images and 128 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Freed-Eisemann Radio Corp.; New York, NY