• Country
• Germany

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

• Year
• 1936/1937

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 3025

• • Brand: SEL

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

• Number of Tubes
• 4

• Valves / Tubes
• AF7 AB2 AL4 AZ1

• Main principle
• TRF with diode detector; Reflex

• Tuned circuits
• 1 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / 110-240 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Tonmeister 36W - Lorenz; Berlin, Zuffenhausen u

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

• Notes

• Die Röhre AF7 arbeitet in Reflexschaltung als erste NF-Verstärkerstufe.

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange+Schenk+FS-Röhrenbestückung

• Other Models

• Here you find 733 models, 588 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.