• Country
• Poland

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: Poland

• Year
• 1933/1934 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 358377

• Number of Tubes
• 4

• Valves / Tubes
• C443 E438 E438 506

• Main principle
• TRF with regeneration

• Tuned circuits
• 1 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• Magnetic loudspeaker (reed) of high quality (free mooving - only possible past 1931).

• Material
• Wooden case

• from Radiomuseum.org
• Model: unknown 3 - Unknown - CUSTOM BUILT: Poland

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

• Dimensions (WHD)
• 305 x 410 x 225 mm / 12 x 16.1 x 8.9 inch

• Author
• Model page created by Marcin Seliwiak. See "Data change" for further contributors.

• Other Models

• Here you find 9 models, 8 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: Poland