• Year
  • 1959
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 72108

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Number of Transistors
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Line / Batteries (any type) / AC/DC 110-120 / 90 & 7.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 cm = 1.6 inch
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: 5P21B Ch= HS-633 - Motorola Inc. ex Galvin Mfg.Co
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • The Motorola Model 5P21B is a Three Power operated Portable AM Receiver.
  • Circuit diagram reference
  • Beitman Radio Diagrams Vol. 19, 1959

 Collections | Museums | Literature

Collections

The model 5P21B is part of the collections of the following members.

 Forum