888 Pioneer Ch= 120374

• Country
• United States of America (USA)

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

• Year
• 1957

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 82068

• • alternative name: Emerson Television

• Picture
• Schematics

Previous Next

Previous Next

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

• Number of Transistors
• 8

• Semiconductors
• 2N412 2N233 2N233 2N410 2N306 2N406 2N408 2N408

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 3 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 3.5 inch = 8.9 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: 888 Pioneer Ch= 120374 - Emerson Radio & Phonograph

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

• Dimensions (WHD)
• 6.5 x 4 x 2 inch / 165 x 102 x 51 mm

• Notes

• Colours: black, white, red, green, turquoise, blue. Electronically identical but manufactured in Canada as Marconi 488 by Canadian Marconi Company under Emerson license.

• Source of data
• -- Collector info (Sammler)

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 18, 1958

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 12-58, Set 423, Folder 11)

• Literature/Schematics (2)
• Transistor Radios 1954-68

• Author
• Model page created by Juan Antonio Pardo-Alonso. See "Data change" for further contributors.

• Other Models

• Here you find 2064 models, 1146 with images and 1621 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