• Country
• Germany

• Manufacturer / Brand
• Lorenz; Berlin, Zuffenhausen u.a.

• Year
• 1948/1949

• Category
• Teaching aids-material

• Radiomuseum.org ID
• 3129

• • Brand: SEL

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

• Number of Tubes
• 7

• Valves / Tubes
• ECH4 ECH4 ECH4 ECH4 EBL1 EBL1 AZ12

• Main principle
• Superheterodyne (common); ZF/IF 470 kHz

• Tuned circuits
• 8 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Details
• Record Player (perh.Changer)

• Power type and voltage
• Alternating Current supply (AC) / 110; 127; 150; 220 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Schulfunk SF48 - Lorenz; Berlin, Zuffenhausen u

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 530 x 550 x 520 mm / 20.9 x 21.7 x 20.5 inch

• Notes
• Gegentakt

• Net weight (2.2 lb = 1 kg)
• 32 kg / 70 lb 7.8 oz (70.485 lb)

• Price in first year of sale
• 1,200.00 DM

• Source of data
• Das Rundfunk-Jahr 1948/49 / Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange-Nowisch

• Mentioned in
• Funk-Technik (FT) (5009)

• Other Models

• Here you find 731 models, 585 with images and 359 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Lorenz; Berlin, Zuffenhausen u.a.