• Country
• Germany

• Manufacturer / Brand
• Schuchhardt, Berliner Fernsprech- und Telephonwerk AG; Berlin

• Year
• 1928/1929

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 17008

• • alternative name: Allradio-Telegraphon-Ges. || Ges. für Funk- und Fernm.App.mbH (Allradio)

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

• Number of Tubes
• 2

• Valves / Tubes
• Duotron or HZ420P Duotron or NZ420P

• Main principle
• TRF with regeneration; 1 Special; 2 AF stage(s)

• Tuned circuits
• 2 AM circuit(s)

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

• Power type and voltage
• Storage and/or dry batteries / 4 & 100 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: 2Z - Schuchhardt, Berliner

• Dimensions (WHD)
• 305 x 80 x 145 mm / 12 x 3.1 x 5.7 inch

• Notes
• 2 Sp.Koppler (2er=links, 2er rechts) Laut Bedienungsanleitung Telefunken REZ364s und Valvo UZ420 empfohlen. Originalpreis ohne Röhren und Spulen

• Net weight (2.2 lb = 1 kg)
• 1.1 kg / 2 lb 6.8 oz (2.423 lb)

• Price in first year of sale
• 59.00 RM +

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

• Source of data
• Radio-Diehr, Berlin, 1928/1929 / Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Röhren in FS-Bestückungstabellen

• Mentioned in
• Der Radio-Händler / Der Rundfunk-Händler (ab Jan. 1939) (2920)

• Literature/Schematics (1)
• Datenblatt 28SU00H DRM/AV

• Picture reference
• Das Gerät ist im Doppelband "Historische Radios" von Günther Abele abgebildet.

• Other Models

• Here you find 58 models, 52 with images and 10 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Schuchhardt, Berliner Fernsprech- und Telephonwerk AG; Berlin