• Country
• Netherlands

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

• Year
• 1962 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 260091

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

• Number of Tubes
• 5

• Valves / Tubes
• EF86 EF86 ECC82 ECC82 ECC81

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Preamplifier HF306 - Philips; Eindhoven tubes

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 280 x 105 x 240 mm / 11 x 4.1 x 9.4 inch

• Notes

• Preamplifier, stereo; 4 inputs: PU magneto dyn, PU kristal, Radio, Bandrec.

  Sold as kit.

• Mentioned in
• -- Schematic

• Author
• Model page created by Hugo Sneyers. See "Data change" for further contributors.

• Other Models

• Here you find 5244 models, 4386 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