Technical specifications EC 4.7
The following technical data were measured on randomized test objects and are typical data.
All measurements are made at 120V / 240V // 50Hz / 60Hz
Clipping point of the preamplifier is set to a level where total harmonic distortion (THD) is 0.2 %.
Measurements
Parameters
Single ended
Balanced
Input impedance
(Fixed)
330 Kohm
165 Kohm
Input level
(RMS)
> 10 V
> 20 V
Equivalent input noise
< 3 mV
Signal to noise
(400 - 30 KHz)
> 100 dB
Channel separation
(20 - 20KHz)
> 90 dB
Frequency response
(DC-65 KHz)
- 0.4 dB
Gain
(Maximum volume)
0 dB
6 dB
Attenuation
(Minimum volume)
- 75 dB
Output Impedance
(Fixed)
100 ohm
Output level
(RMS)
> 8 V
> 16 V
THD
(1 V in, 1 V out, 1 KHz)
< 0,001 %
< 0.0005 %
Output noise
(400 – 30 KHz)
< 5 mV
< 10 mV
Rated output level
10 % change in line voltage will give approximately 10 % change in output level.
Power consumption
(no load or signal)
15 W
The EC 4.7 is
DC
coupled from input to output.
Dimensions
Width:
483 mm
-
19“
Depth:
410 mm
-
16.1”
Height:
115 mm
-
4.5”
Weight:
8 Kg
-
17.6 lbs.
Specifications subject to change without notice.
GB
USA
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