• Country
• Switzerland

• Manufacturer / Brand
• Albis, Albiswerke AG (Siemens Switzerland AG / Telefunken Zürich AG / Siemens-Albis); Albisrieden

• Year
• 1957

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 241863

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

• Number of Tubes
• 5

• Valves / Tubes
• ECC83 E83F E80F EL34 EL34

• Number of Transistors

• Semiconductors
• Selengleichrichter Selengleichrichter Selengleichrichter Selengleichrichter

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 145; 220; 250 Volt

• Power out
• 20 W (undistorted)

• Material
• Metal case, TUBES VISIBLE

• from Radiomuseum.org
• Model: Amtsverstärker 20W 502/70 - Albis, Albiswerke AG Siemens

• Shape
• Rack

• Dimensions (WHD)
• 445 x 260 x 120 mm / 17.5 x 10.2 x 4.7 inch

• Literature/Schematics (1)
• - - Manufacturers Literature

• Author
• Model page created by Walter Vollenweider. See "Data change" for further contributors.

• Other Models

• Here you find 170 models, 146 with images and 141 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Albis, Albiswerke AG (Siemens Switzerland AG / Telefunken Zürich AG / Siemens-Albis); Albisrieden