• Country
• Czechoslovakia

• Manufacturer / Brand
• Philips akc. spol., Praha-Hloubetin

• Year
• 1937/1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 23184

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

• Number of Tubes
• 6

• Valves / Tubes
• AK2 AF3 ABC1 ABL1 AM1 AZ1

• Main principle
• Superheterodyne (common); ZF/IF 128 kHz; 2 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110; 125; 145; 200; 220; 245 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 21 cm = 8.3 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Maestoso 803A - Philips akc. spol., Praha-

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

• Notes

• Wave bands: SW (16.7 to 51 m), BC (195 to 585 m), LW (720 to 2000 m). 78rpm record player.

  Apparecchio a 3 gamme d'onda OC da 16.7 a 51 m, OM da 195 a 585 m, OL da 720 a 2000 m. Giradischi incorporato nella parte superiore a 78 giri. Altoparlante a doppio cono.

• External source of data
• Erb

• Source of data
• Ceskoslovenske prijimace 1933-1945, Baudys 1947

• Other Models

• Here you find 162 models, 137 with images and 124 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips akc. spol., Praha-Hloubetin