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Pioneer CS-E731

Infinite Baffle Type Loudspeaker (1976-79)

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Pioneer CS-E731


The Pioneer CS-E731 is a 100 watt, 3-way, 3-speaker infinite baffle type system with a 300mm carbon fibre blend woofer, 65mm dome type midrange and 25mm dome type tweeter.


Type: 3 way, 3 driver loudspeaker system

Frequency Response: 35Hz to 20kHz

Power Handling: 100W

Crossover Frequency: 650, 5000Hz

Impedance: 8Ω

Sensitivity: 89dB

Bass: 1 x 300mm cone

Midrange: 1 x 65mm dome

Tweeter: 1 x 25mm dome

Enclosure: infinite baffle

Dimensions: 380 x 660 x 306mm

Weight: 19kg

Year: 1976


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