• Country
• Japan

• Manufacturer / Brand
• Pioneer Corporation; Tokyo

• Year
• 1978

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 130313

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• 3 Loudspeakers / Ø 25 cm = 9.8 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: Loudspeaker CS-E 531 - Pioneer Corporation; Tokyo

• Dimensions (WHD)
• 330 x 570 x 306 mm / 13 x 22.4 x 12 inch

• Notes
• Tieftöner: 25 cm Konus; Mitteltöner: 6,5 cm Kalotte; Hochtöner: 2,5 cm Kalotte; Super-Hoctöner: ---; Übergangsfrequenzen: 900/5500 Hz; Frequnzengang: 35 Hz-20 kHz; Empfindlichkeit (auf 1 m): 90 dB; Betriebsleistung (DIN): 4 W; Belastbarkeit (max.): 80 W; Nennbelastbarkeit: 40 W; Nennimpedanz: 8 Ohm;

• Net weight (2.2 lb = 1 kg)
• 13.5 kg / 29 lb 11.8 oz (29.736 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 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