• Year
  • 1980 ??
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 165020

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

 Technical Specifications

  • Number of Transistors
  • 9
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Powered by external power supply or a main unit. / 13.2 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 20 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: CA-20 - Toa Electric Co., Ltd. 東亜;
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 124 x 67 x 187 mm / 4.9 x 2.6 x 7.4 inch
  • Notes
  • Public-Adress Amplifier
    Output 20Watts. Distortion:less than 5%. 200Hz to 10KHz +-3dB. Output impedances: 4 and 8 Ohms.
    Two mic. inputs 600Ohms 3mV, one aux. input 10KOhm 500mV. S/N ratio: better than 66dB.
  • Net weight (2.2 lb = 1 kg)
  • 1.2 kg / 2 lb 10.3 oz (2.643 lb)
  • Source of data
  • -- Original-techn. papers.

 Collections | Museums | Literature

 Forum