• Country
• Japan

• Manufacturer / Brand
• Yamaha Co.; Hamamatsu

• Year
• 1982

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 128107

• • alternative name: Nippon Gakki

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 100; 240 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 140 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Natural Sound Stereo Amplifier A-500 - Yamaha Co.; Hamamatsu

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 435 x 112 x 327 mm / 17.1 x 4.4 x 12.9 inch

• Notes
• Eingänge: Tonband1, Tonband2, Empfänger, Plattenspieler; Ausgänge: zwei schaltbare Stereo-Lautsprecher-Gruppen; Tonbandausgang für Aufnahme, Quelle getrennt einstellbar.

• Net weight (2.2 lb = 1 kg)
• 7.3 kg / 16 lb 1.3 oz (16.079 lb)

• Source of data
• -- Collector info (Sammler)

• Author
• Model page created by Claude Weeber † 27.5.2010. See "Data change" for further contributors.

• Other Models

• Here you find 767 models, 734 with images and 380 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Yamaha Co.; Hamamatsu