• Country
• Germany

• Manufacturer / Brand
• Körting-Radio; Leipzig, später Grassau

• Year
• 1934–1936

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 2415

• • alternative name: Dietz & Ritter GmbH, Dr.

• Number of Tubes
• 4

• Valves / Tubes
• BL2 BL2 BL2 BL2

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Direct Current supply (DC) / 110, 220 Volt

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

• Power out
• 9 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: Kraftverstärker-Endstufe HEG9 - Körting-Radio; Leipzig, später

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 310 x 340 x 170 mm / 12.2 x 13.4 x 6.7 inch

• Notes
• Kraftverstärker-Endstufe für das Gleichstromnetz, liefert an 110 V= noch 4 W Sprechleistung.
  Das kleinere Modell HEG4 1/2 nur 2× BL2.

• Net weight (2.2 lb = 1 kg)
• 20 kg / 44 lb 0.8 oz (44.053 lb)

• Price in first year of sale
• 382.00 RM

• Source of data
• Katalog Radio-Zentrale Alex v. Prohaska 1935/1936 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Röhren in FS-Bestückungstabellen

• Mentioned in
• Katalog Hugo Preller Leipzig, 1935

• Literature/Schematics (1)
• Katalog Bretschneider, Leipzig 1934/35

• Other Models

• Here you find 815 models, 667 with images and 471 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Körting-Radio; Leipzig, später Grassau