• Country
• Japan

• Manufacturer / Brand
• Pioneer Corporation; Tokyo

• Year
• 1979

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 125345

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

• Number of Transistors
• 89

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• Alternating Current supply (AC) / 110; 120; 220; 240 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Power out
• 240 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Stereo Receiver SX-3900 - Pioneer Corporation; Tokyo

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 526 x 176 x 452 mm / 20.7 x 6.9 x 17.8 inch

• Net weight (2.2 lb = 1 kg)
• 21 kg / 46 lb 4.1 oz (46.256 lb)

• Price in first year of sale
• 800.00 $

• Source of data
• -- Original-techn. papers.

• Mentioned in
• - - Data from my own collection

• Author
• Model page created by Hilmer Grunert. See "Data change" for further contributors.

• Other Models

• Here you find 1140 models, 1125 with images and 200 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Pioneer Corporation; Tokyo