All Transistor Direction Finder FR-662B

Sanshin Electric Co.; Tokyo

  • Year
  • 1965–1972
  • Category
  • Commercial Receiver (may include amateur bands)
  • Radiomuseum.org ID
  • 108163

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

 Technical Specifications

  • Number of Transistors
  • 11
  • Main principle
  • Superhet with RF-stage; ZF/IF 455 kHz; 4 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Dry Batteries / 4 x 1.5 (UM1) Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Power out
  • 0.3 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: All Transistor Direction Finder FR-662B - Sanshin Electric Co.; Tokyo
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 260 x 165 x 220 mm / 10.2 x 6.5 x 8.7 inch
  • Notes
  • Designed for DF on marine crafts. Ranges 170 - 400 kHz, 550 - 1600 kHz, 1.6 MHz - 4.0 MHz, AM/CW. Optional xtal channel for marine band. Shielded ferrite antenna with compass scale on the top, additional rod antenna. This set was sold in Germany by Reuter-Elektronik, Haiger, as FR662BR with FTZ permit C46020. The weight is without batteries.
    AM-IF with piezo (crystal) resonator located in 1st IF transformer.
  • Net weight (2.2 lb = 1 kg)
  • 3.6 kg / 7 lb 14.9 oz (7.93 lb)
  • Source of data
  • -- Original-techn. papers.
  • Author
  • Model page created by a member from D. See "Data change" for further contributors.

 Collections | Museums | Literature

Collections

The model All Transistor Direction Finder is part of the collections of the following members.

 Forum