• Country
• Japan

• Manufacturer / Brand
• Sharp; Osaka

• Year
• 1964 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 93323

• • alternative name: Hayakawa Electric Co.Ltd.

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

• Number of Transistors
• 7

• Semiconductors
• 2SA337 2SA12 2SA12 2SB155 2SB155 2SB77 2SB77

• 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 / 3 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.25 inch = 5.7 cm

• Power out
• 0.14 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: BP-374 - Sharp; Osaka

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

• Dimensions (WHD)
• 98 x 67 x 32 mm / 3.9 x 2.6 x 1.3 inch

• Net weight (2.2 lb = 1 kg)
• 0.140 kg / 0 lb 4.9 oz (0.308 lb)

• Price in first year of sale
• 10.00 $

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 25, 1965

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Egon Penker. See "Data change" for further contributors.

• Other Models

• Here you find 1328 models, 1200 with images and 515 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sharp; Osaka