• Country
• Japan

• Manufacturer / Brand
• Kenwood, Trio-Kenwood Inc.; Komagane

• Year
• 1976–1979 ?

• Category
• Amateur-Receiver (amateur bands, may include broadcast bands)

• Radiomuseum.org ID
• 73765

• • alternative name: Trio Corp.
  • Brand: Jennen

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

• Number of Transistors
• 25

• Semiconductors

• Main principle
• Superhet, double/triple conversion; ZF/IF 4034/455 kHz

• Wave bands
• Broadcast, Long Wave and more than two Short Wave bands.

• Power type and voltage
• Line / Batteries (any type) / 117; 220 / 13.8 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Power out
• 1.5 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Communications Receiver R-300 - Kenwood, Trio-Kenwood Inc.;

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 360 x 165 x 300 mm / 14.2 x 6.5 x 11.8 inch

• Notes
• Kenwood Communications-Receiver R-300.
  Coverage 170-30000 kHz; Modes: AM, SSB/CW (BFO); calibrator, amateur-bands bandspread (variant: broadcast-bands bandspread).

• Net weight (2.2 lb = 1 kg)
• 7.7 kg / 16 lb 15.4 oz (16.96 lb)

• Price in first year of sale
• 239.00 $

• Source of data
• Shortwave Receivers - Past & Present (3rd ed.)

• Author
• Model page created by Martin Bösch. See "Data change" for further contributors.

• Other Models

• Here you find 882 models, 816 with images and 250 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Kenwood, Trio-Kenwood Inc.; Komagane