• Country
• Austria

• Manufacturer / Brand
• Henry, Kapt. Heinrich & Co.; Wien

• Year
• 1941 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 301765

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

• Number of Tubes
• 1

• Valves / Tubes
• EBC11

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Powered by external power supply or a main unit. / 6,3 & 200 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Mikrophonvorverstärker HMV I - Henry, Kapt. Heinrich & Co.;

• Shape
• Miscellaneous shapes - described under notes.

• Notes

• Mikrophonvorverstärker für Wandmontage.

  Die Stromversorgung erfolgt über den nachgeschalteten Verstärker, z. B. HV756a

• Mentioned in
• Radio-Amateur Wien (RA, 46), (Österreichischer Radio Amateur, ÖRA) (September 1941, Seite 291)

• Author
• Model page created by Markus Müllner. See "Data change" for further contributors.

• Other Models

• Here you find 80 models, 74 with images and 42 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Henry, Kapt. Heinrich & Co.; Wien