• Country
• Germany

• Manufacturer / Brand
• Philips Radios - Deutschland

• Year
• 1936/1937

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 7337

• • Brand: Deutsche Philips-Ges.

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

• Number of Tubes
• 6

• Valves / Tubes
• AK1 AF2 AB1 E446 E443H 506

• Main principle
• Superheterodyne (common); ZF/IF 115 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

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

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

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

• Power out
• 3.1 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 525A [output E443H] - Philips Radios - Deutschland

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange + FS-Bestückungstabellen

• Other Models

• Here you find 2540 models, 2252 with images and 1555 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips Radios - Deutschland