• Country
• Netherlands

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

• Year
• 1970 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 272283

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

• Number of Transistors
• 4

• Semiconductors
• BC149 BC149 BC149 BC149

• Main principle
• Audio-Amplification; 2 AF stage(s)

• Wave bands
• - without

• Details
• Hi-Fi equipment

• Power type and voltage
• Powered by external power supply or a main unit. / 30-40 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Various materials

• from Radiomuseum.org
• Model: Entzerrervorverstärker 22GH911 /00 - Philips; Eindhoven tubes

• Shape
• Chassis only or for «building in»

• Notes

• Entzerrer-Vorverstärker für magnetische Tonabnehmer (Plattenspieler).

• Mentioned in
• -- Original-techn. papers.

• Author
• Model page created by Heiko zur Mühlen. See "Data change" for further contributors.

• Other Models

• Here you find 5271 models, 4415 with images and 3456 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philips; Eindhoven (tubes international!); Miniwatt