• Country
• Germany

• Manufacturer / Brand
• Klein & Hummel; Stuttgart-Kemnat (Marke: K+H, Telewatt, Schwabenradio)

• Year
• 1950 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 123067

• Number of Tubes
• 2

• Valves / Tubes

• Main principle
• Audio-Amplification; none

• Wave bands
• - without

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

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: MV1A - Klein & Hummel; Stuttgart-

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 360 x 240 x 200 mm / 14.2 x 9.4 x 7.9 inch

• Notes
• Eingangswiderstand bis 2 MOhm; Verstärkungsfaktor: ca. 3000; Frequenzbereich: 50-15000 Hz; Leitungslänge bis 30 m.

• Price in first year of sale
• 169.00 DM

• Source of data
• Funkschau

• Author
• Model page created by Karlheinz Fischer. See "Data change" for further contributors.

• Other Models

• Here you find 161 models, 152 with images and 104 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Klein & Hummel; Stuttgart-Kemnat (Marke: K+H, Telewatt, Schwabenradio)