555 Ch= 120457 4 transistor

• Country
• United States of America (USA)

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

• Year
• 1959

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 153498

• • alternative name: Emerson Television

• Picture
• Schematics

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

• Number of Transistors
• 4

• Semiconductors
• 2N486 2N483 2N484 2N631

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 1 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 4 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3 inch = 7.6 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 555 Ch= 120457 [4 transistor] - Emerson Radio & Phonograph

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Dimensions (WHD)
• 151 x 95 x 48 mm / 5.9 x 3.7 x 1.9 inch

• Notes

• The Emerson Model 555 is a Battery operated Portable Transistorized AM Receiver.

  The four transistors printed with one of two sets of Emerson codes of E041B (converter), E042A (1st IF), E043A (2nd IF) & E044A (output)  -or printed with E041A, E042B, E043B & E044B.  PCB coded as 630240.  

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 1-60, Set 470, Folder 9)

• Literature/Schematics (2)
• Collector's Guide To TrR1 Bunis trans.94 (Model info and picture on page 82)

• Author
• Model page created by Egon Penker. 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