• Country
• Netherlands

• Manufacturer / Brand
• Philips; Eindhoven (tubes international!); Miniwatt

• Year
• 1938/1939

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 29538

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

• Number of Tubes
• 8

• Valves / Tubes
• EF8 ECH3 EF9 EAB1 EM4 EF6 EL3 AZ1

• Conflicting model year with tube data.
• The model date contradicts tube dates. [ ECH3 (1939) EM4 (1939)]

• Main principle
• Superhet with RF-stage; ZF/IF 473 kHz

• Tuned circuits
• 7 AM circuit(s)

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

• Details
• Changer (Record changer)

• Power type and voltage
• Alternating Current supply (AC) / 110; 127; 145; 200; 220; 245 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: 722A - Philips; Eindhoven tubes

• Shape
• Console with Push Buttons.

• Notes

• Record changer = RC6
  Radio chassis = 895X, with some modifications
  Speaker = 9672 (Z = 7 ohms)

  The original service documentation has the year 1939 printed on it, while the (probably later) Philips service sheet puts the model into the season 1938/1939. 1938 is probably too early.

• Price in first year of sale
• 475.00 Hfl

• Source of data
• Technisch- Commercieel - Radio Vademecum Staleman

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Iven Müller. See "Data change" for further contributors.

• Other Models

• Here you find 5233 models, 4365 with images and 3446 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips; Eindhoven (tubes international!); Miniwatt