• Country
• United States of America (USA)

• Manufacturer / Brand
• Emerson Radio & Phonograph Corp.; New York, NY

• Year
• 1948 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 230401

• • alternative name: Emerson Television

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

• Number of Tubes
• 7

• Valves / Tubes
• 6SB7Y 6SG7 6SG7 6SH7 6S8GT 25L6GT 25Z6GT

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz

• Tuned circuits
• 6 AM circuit(s)     10 FM circuit(s)

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

• Power type and voltage
• AC/DC-set / 110-120 Volt

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

• Material
• Bakelite case

• from Radiomuseum.org
• Model: 557B Ch= 120048B - Emerson Radio & Phonograph

• Shape
• Tablemodel, with any shape - general.

• Notes

• BC(540-1620kHz)band.

  FM(88-108MHz)band.

  Built-in loop antenna for BC band.

  FM uses power line cord for antenna, with option to connect external antenna.

  See also model 557 ch= 120048B

• Mentioned in
• Photofact Folder, Howard W. SAMS (Vol.8/48 4813-10 Set#43 Folder 10)

• Author
• Model page created by Friedrich Weber † 12.09.2014. See "Data change" for further contributors.

• Other Models

• Here you find 2071 models, 1147 with images and 1629 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Emerson Radio & Phonograph Corp.; New York, NY