• Country
• Austria

• Manufacturer / Brand
• Philips - Österreich

• Year
• 1950–1952

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 79322

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

• Number of Tubes
• 4

• Valves / Tubes
• ECH42 EAF42 EAF42 EL41

• Number of Transistors

• Semiconductors
• 7946-07

• Main principle
• Superheterodyne (common); ZF/IF 452 kHz

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6 / 12 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 13 cm = 5.1 inch

• Material
• Metal case

• from Radiomuseum.org
• Model: NA491V [-01] - Philips - Österreich

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 185 x 145 x 225 mm / 7.3 x 5.7 x 8.9 inch

• Notes
• Gerät mit Zerhacker (Triller) zur Anodenspannungserzeugung
  2 Ausführungen:
  NA491V (Anbautype) für Montage unter dem Instrumentenbrett
  NA491V-01 (Einbautype) für Montage im Instrumentenbrett.

• Net weight (2.2 lb = 1 kg)
• 4.5 kg / 9 lb 14.6 oz (9.912 lb)

• Price in first year of sale
• 1,830.00 ATS

• Source of data
• Radiokatalog Band 2, Ernst Erb

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

• Author
• Model page created by Wolfgang Bauer. See "Data change" for further contributors.

• Other Models

• Here you find 1073 models, 1007 with images and 853 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips - Österreich