KEF REFERENCE 107 Installation Manual page 14

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SPECIFICATION MODEL 107
Frequencv Response
Directional
Characteristics
Maximum Output
Enclosure Volumes
Amplifier
Requirements
Nominal Impedance
Characteristic
Sensitivity Level
Weight
Dimensions
Height of Origin of
Reference Axis
Angle of Reference
KUBE TYPE SP2051
Description
Controls
Rear Panel Connections
Input Impedance
Source Impedance
Signal to Noise Ratio
Power Supply
Weight
Dimensions
Bo
TYPE SP3059
20Hz-20kHz +/-2dB at 2m on
reference axis
Within 2dB of response on reference
axis up to 15kHz for +/-10° vertically
-up to 10kHz for +/-30° horizontally
Low frequency enclosure: 72 litres
MF/HF enclosure: 8.5 litres
Suitable for use with amplifiers
capable of providing between 50 and
300W into 4 ohms resistive load
4 ohms resistive from 20-20,000Hz
90dB spl at 1m on reference axis for
pink noise input of 2.83V rms, band
45 kg (99 Ib)
1165(h) x 330(w) x 448(d)mm
45.9" x 13" x 17.6"
+1.5° from horizontal
Active equaliser
Contour: continuously variable shelf
control allows frequencies below c. 160Hz
to be varied +/-3dB.
Extension: switched rotary control
allows cut-off frequency to be set to
50Hz, 35Hz, 25Hz, 18Hz.
Q Factor: continuously variable
between 0.3 and 0.7 calibration at
Q=0.3 - overdamped
Q=0.5 - critically damped
Q=0.7 - maximally flat (Butterworth)
50 Kohms
100 ohms
94dBA ref 1V rms
Factory set for nominal 110 or 220V
50-60Hz
1.9kg ( 4 1/4 Ib)
70(h) x 160(w) x 210(d)mm
2.7" x 6.4" x 8.2"
13.