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Technic details
Specifications
Type:
3-way, 10 speakers, floor closed type loudspeaker system
[Units used]
Woofer:
Cone type x 1
Diameter:
175mm
For mid-range:
Cone type x 8
Diameter:
122mm
For high region:
Dome type x 1
Diameter:
19mm
Recommended amplifier power:
20 to 200W (Sine)
Input power:
200W (DIN 45 500)
300W (Music)
Nominal impedance:
4Ω
Frequency characteristic:
27Hz to 22kHz (DIN 45 500)
Sound pressure level:
91dB / W / m
Distortion factor:
1% (91dB SPL, 2m, 40Hz to 25kHz)
Crossover frequency:
Low / Mid - 600Hz
Mid / High - 4kHz
[Phase rotation (Straight, on high-frequency axis, distance 3m)]
In the range 200Hz to 6kHz:
±15˚
In the range 200Hz to 15kHz:
±30˚
[Control range]
Mid-range:
±2dB / 1kHz
High region:
±2dB / 10kHz
Dimensions (W x H x D):
450 x 790 x 433mm
Weight:
40kg
Year:
1977
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