• Country
• Japan

• Manufacturer / Brand
• Nippon Columbia Co.; Tokyo

• Year
• 1969 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 160678

• • Brand: Columbia

• Number of Transistors
• 37

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC)

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

• Power out
• 120 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Columbia MAT-4 - Nippon Columbia Co.; Tokyo

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 453 x 145 x 337 mm / 17.8 x 5.7 x 13.3 inch

• Notes
• Solid State Integrated Stereo Amplifier with 60 Watts per channel into 8 ohms.
  37 Transistors, 19 Diodes.

• Net weight (2.2 lb = 1 kg)
• 13.5 kg / 29 lb 11.8 oz (29.736 lb)

• Price in first year of sale
• 56,800.00 JPY

• Author
• Model page created by Franz Scharner. See "Data change" for further contributors.

• Other Models

• Here you find 27 models, 18 with images and 7 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Nippon Columbia Co.; Tokyo