• Country
• Austria

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

• Year
• 1939

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 118337

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

• Number of Tubes
• 4

• Valves / Tubes
• EL5 EL5 EZ4 EZ4

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

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

• Material
• Metal case

• from Radiomuseum.org
• Model: HE28W - Henry, Kapt. Heinrich & Co.;

• Dimensions (WHD)
• 310 x 270 x 150 mm / 12.2 x 10.6 x 5.9 inch

• Notes
• Gegentakteingangstrafo für den Anschluss an den Lautsprecherausgang von Rundfunkgeräten.

• Source of data
• Radio-Amateur Wien (RA, 46), (Österreichischer Radio Amateur, ÖRA)

• Author
• Model page created by Gerhard Heigl. 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