• Country
• Netherlands

• Manufacturer / Brand
• AudioSonic, Amsterdam

• Year
• 1975 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 152439

• • Brand: AudioSonic (brand)

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 220 Volt

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

• Material
• Metal case

• from Radiomuseum.org
• Model: Amplifier ST-500 - AudioSonic, Amsterdam

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 350 x 130 x 265 mm / 13.8 x 5.1 x 10.4 inch

• Author
• Model page created by Arpad Roth † 27.3.17. See "Data change" for further contributors.

• Other Models

• Here you find 36 models, 36 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from AudioSonic, Amsterdam