• Country
• Germany

• Manufacturer / Brand
• Seibt, Dr. Georg (Nachf.); Berlin, auch München

• Year
• 1929–1931

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 5833

• Number of Tubes
• 6

• Valves / Tubes
• REN1104 REN1104 RV218 or RV258 RV218 or RV258 R250 R250

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 125; 150; 220 Volt

• Loudspeaker
• - For headphones or amp.

• Power out
• 5.2 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: KV519 - Seibt, Dr. Georg Nachf.;

• Dimensions (WHD)
• 620 x 370 x 300 mm / 24.4 x 14.6 x 11.8 inch

• Notes
• Gegentakt-Endstufe. Erregerstrom für elektrodynamischen Lautsprecher kann entnommen werden.

• Price in first year of sale
• 391.00 RM

• Source of data
• Arlt's grosser Radiokatalog 1930 / Radiokatalog Band 1, Ernst Erb

• Mentioned in
• -- Original prospect or advert

• Other Models

• Here you find 416 models, 357 with images and 204 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Seibt, Dr. Georg (Nachf.); Berlin, auch München