• Country
• Switzerland

• Manufacturer / Brand
• Philips - Schweiz

• Year
• 1941/1942

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 13320

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

• Number of Tubes
• 6

• Valves / Tubes
• ECH21 EF22 EF22 EBL21 EM4 AZ1

• Main principle
• Superheterodyne (common); ZF/IF 473 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast and Short Wave (SW).

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

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 22 cm = 8.7 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: 446A - Philips - Schweiz

• Dimensions (WHD)
• 540 x 320 x 230 mm / 21.3 x 12.6 x 9.1 inch

• Net weight (2.2 lb = 1 kg)
• 10.3 kg / 22 lb 11 oz (22.687 lb)

• Price in first year of sale
• 365.00 SFr

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Circuit diagram reference
• Die «Thali Schemasammlung» führt das Modell.

• Picture reference
• Das Modell ist im «Radiokatalog» (Erb) abgebildet.

• Other Models

• Here you find 289 models, 215 with images and 223 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips - Schweiz