• Country
• Austria

• Manufacturer / Brand
• Jacobi; Radio-, Telegraphen- und Telephonwerke H. Jacobi & Co.; Wien

• Year
• 1930/1931

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 9234

• • alternative name: Vocaphon-Radio-Vertriebsgesellschaft

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

• Number of Tubes
• 3

• Valves / Tubes
• E438 B409 1801

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 93-220 Volt

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

• Material
• Metal case

• from Radiomuseum.org
• Model: Herold HW1 AJ - Jacobi; Radio-, Telegraphen-

• Dimensions (WHD)
• 180 x 180 x 180 mm / 7.1 x 7.1 x 7.1 inch

• Notes
• Wellenbereich 200 bis 600 m.

• Net weight (2.2 lb = 1 kg)
• 3 kg / 6 lb 9.7 oz (6.608 lb)

• Price in first year of sale
• 199.00 ATS

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Radio-Amateur Wien (RA, 46), (Österreichischer Radio Amateur, ÖRA) (3009B)

• Other Models

• Here you find 53 models, 32 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Jacobi; Radio-, Telegraphen- und Telephonwerke H. Jacobi & Co.; Wien