• Country
• Germany

• Manufacturer / Brand
• Kramolin; München und Berlin (AG bis 1925, dann & Co. GmbH)

• Year
• 1929/1930

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 15512

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

• Number of Tubes
• 4

• Valves / Tubes
• REN904 or REN1004 REN501 RE134 RGN1500

• Main principle
• TRF with regeneration; 2 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110-220 Volt

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

• Material
• Metal case

• from Radiomuseum.org
• Model: 56W - Kramolin; München und Berlin

• Dimensions (WHD)
• 260 x 210 x 130 mm / 10.2 x 8.3 x 5.1 inch

• Notes
• [513]

• Net weight (2.2 lb = 1 kg)
• 3.5 kg / 7 lb 11.3 oz (7.709 lb)

• Price in first year of sale
• 135.00 RM

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

• Source of data
• Arlt's grosser Radiokatalog 1930 / Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Röhren in FS-Bestückungstabellen

• Other Models

• Here you find 46 models, 38 with images and 13 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Kramolin; München und Berlin (AG bis 1925, dann & Co. GmbH)