• Country
• Japan

• Manufacturer / Brand
• Pioneer Corporation; Tokyo

• Year
• 1978

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 130346

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• 3 Loudspeakers / Ø 20 cm = 7.9 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Loudspeaker CS-424/424/W 4 - Pioneer Corporation; Tokyo

• Dimensions (WHD)
• 306 x 540 x 252 mm / 12 x 21.3 x 9.9 inch

• Notes
• Subwoofer or Woofer (Tieftöner): 20 cm Conus;
  Mid-range speaker (Mitteltöner): 6,6 cm Conus;
  Tweeter (Hochtöner): 4,5 cm Conus;
  Crossover frequencies (Übergangsfrequenzen): 1300/4000 Hz;
  Frequency response (Frequenzgang): 40 Hz - 20 kHz;
  Sensitivity (Empfindlichkeit auf 1 m): 92 dB;
  Low distortion power (Betriebsleistung, DIN): 2,5 W;
  Rated power (Belastbarkeit max.): 60 W;
  Maximum SPL (Nennbelastbarkeit): 30 W;
  Impedance (Nennimpedanz): 8 Ohm;
  

• Net weight (2.2 lb = 1 kg)
• 8 kg / 17 lb 9.9 oz (17.621 lb)

• Source of data
• -- Original prospect or advert

• Author
• Model page created by Sándor Selyem-Tóth. See "Data change" for further contributors.

• Other Models

• Here you find 1151 models, 1134 with images and 201 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Pioneer Corporation; Tokyo