• Country
• Netherlands

• Manufacturer / Brand
• Heem & Bloemsma, van der, Den Haag

• Year
• 1934 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 317308

• Number of Tubes
• 6

• Valves / Tubes

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

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

• Material
• Metal case

• from Radiomuseum.org
• Model: LF-versterker HB341 - Heem & Bloemsma, van der, Den

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 510 x 260 x 300 mm / 20.1 x 10.2 x 11.8 inch

• Notes

• AF amplifier for radiodistribution system.

• Author
• Model page created by Gidi Verheijen. See "Data change" for further contributors.

• Other Models

• Here you find 15 models, 13 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Heem & Bloemsma, van der, Den Haag