Mini Sterephone BXG-370

Sharp; Osaka

  • Year
  • 1961
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 133966
    • alternative name: Hayakawa Electric Co.Ltd.

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

 Technical Specifications

  • Number of Transistors
  • 7
  • Semiconductors
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz
  • Wave bands
  • Broadcast and Short Wave (SW).
  • Details
  • Record Player (not changer)
  • Power type and voltage
  • Dry Batteries / C: 4 x 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm
  • Power out
  • 0.3 W (unknown quality)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Mini Sterephone BXG-370 - Sharp; Osaka
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 210 x 125 x 65 mm / 8.3 x 4.9 x 2.6 inch
  • Notes
  • Sharp Model BXG370

    A portable two-band superhet radiogram employing two diodes and one Thermistor. Power output 350 mW. Incorporates a round type PDS 3.5" speaker. Operates from 4 x 935 (C Cells) Eveready Type batteries. (MINGAY'S PRICE SERVICE)

    Record player handles 10" or 12" 33⅓ rpm and 7" 45 rpm records.
    Motor is 6V DC, and pick-up is stereo crystal. Stereophonic listening is by two earphones.

    Frequency range: MW 535~1605 KC (kHz); SW 3.9~12 MC (MHz).

    Transistor types not mentioned in the schematic.

  • Net weight (2.2 lb = 1 kg)
  • 1.5 kg / 3 lb 4.9 oz (3.304 lb)
  • Price in first year of sale
  • 57.75 A

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The model Mini Sterephone is part of the collections of the following members.

 Forum

Forum contributions about this model: Sharp; Osaka: Mini Sterephone BXG-370

Threads: 1 | Posts: 1

The material entry for this unit is incorrect.

It is listed as: Modern plastics (no Bakelite or Catalin).

This is an error, the 'plastic' case/s are made from Urea Formaldehyde (a later & improved version of Catalin) and commonly used in British domestic mains electric switches & sockets.

I have discovered this information myself, having just acquired this model to my collection and close examination & testing of the moulding material used to make this model.

Could you correct the material entry for this model?

Thank you,

Anthony Alston

Anthony Alston, 30.Jun.10

Weitere Posts (1) zu diesem Thema.