990X

• Country
• Netherlands

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

• Year
• 1940/1941

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 7156

• Picture
• Schematics

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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 EL6 1561

• Main principle
• Superhet with RF-stage; ZF/IF 452 kHz

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast, Long Wave and 2 x Short Wave.

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

• Loudspeaker
• 2 Loudspeakers / Ø 21 cm = 8.3 inch

• Power out
• 6 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 990X - Philips; Eindhoven tubes

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 645 x 490 x 345 mm / 25.4 x 19.3 x 13.6 inch

• Notes
• Motorabstimmung

• Net weight (2.2 lb = 1 kg)
• 30 kg / 66 lb 1.3 oz (66.079 lb)

• Source of data
• Radiokatalog Band 1, Ernst Erb

• Circuit diagram reference
• Lange+Schenk+FS-Röhrenbestückung

• Mentioned in
• Funkgeschichte der GFGF (9389)

• Other Models

• Here you find 5233 models, 4365 with images and 3445 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips; Eindhoven (tubes international!); Miniwatt