• Country
• Japan

• Manufacturer / Brand
• Toa Electric Co., Ltd. 東亜; Kobe

• Year
• 1975 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 164706

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

• Number of Transistors
• 13

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110-120; 220-240 Volt

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

• Power out
• 120 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: TA-412M - Toa Electric Co., Ltd. 東亜;

• Shape
• Book-shelf unit.

• Notes
• 120W output Public-Adress Amplifier.
  Output Impedance: 4 Ohms and Constant voltage line: 50V (21 Ohms) 70V (41 Ohms) 100V (83 Ohms).
  Power supply extern DC 24Volt.

• Source of data
• -- Original-techn. papers.

• Literature/Schematics (1)
• -- Schematic

• Author
• Model page created by Víctor Caselli-Diaconescu. See "Data change" for further contributors.

• Other Models

• Here you find 46 models, 42 with images and 17 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Toa Electric Co., Ltd. 東亜; Kobe