• Country
• Germany

• Manufacturer / Brand
• Koch & Sterzel AG; Dresden

• Year
• 1929/1930

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 15442

• Number of Tubes
• 5

• Valves / Tubes
• REN904 REN904 RE134 RE134 1701

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

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

• Power out
• 1.8 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: NVW456 - Koch & Sterzel AG; Dresden

• Notes

•  

  Preis Satz Röhren: 63 RM

• Price in first year of sale
• 196.00 RM

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Röhren in FS-Bestückungstabellen

• Other Models

• Here you find 75 models, 42 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Koch & Sterzel AG; Dresden