LD Systems PRE ST 1 Manual De Usuario página 20

TECHNICAL DATA
Item number
Product type
Emergency input
Mic/Line inputs
Music sources
Line outputs
Cooling system
Priority levels
Emergency Input
Nominal input sensitivity
Nominal input clipping
THD+N
Frequency response
Input Impedance
SNR
SNR (Best conditions)
CMRR
Gain
VOX Threshold
Priority Contact closure
Connector
Standby wake up threshold
Mic/Line inputs 1-2
Nominal input sensitivity
Nominal input clipping
THD+N
Frequency response
Input Impedance
20
LDPREST1
Installation mixer preamplifier
1 balanced line input
2
2 unbalanced stereo line inputs + 1 Bluetooth interface v4.0
2 (Stereo/Mono switchable)
Convection cooling
4
-3 dBu (Sine 1 kHz, Gain max)
20 dBu (Sine 1kHz)
< 0.02% (Line OUT, -16 dBu, Gain max, 20 kHz BW)
18 Hz - 20 kHz (Line OUT, -3 dB)
10 kohms (Balanced)
>100 dB (LINE OUT, -6 dBu, CH Gain set 10 dB, Master Vol min (-inf),
20 kHz BW, a-weighted)
>105 dB (LINE OUT, +18 dBu, Gain center (0 dB), 22 kHz BW, a-weighted)
> 48 dB (LINE OUT, -6 dBu 1 kHz)
-40 to 15 dB
0%: Off, 25%: -6 dBu, 50%: -27 dBu, 100%: -35 dBu
+5VDC Normally Open for dry contact
5-pin Terminal Block, pitch 5.08mm
-40 dBu
Mic: -26 dBu (Sine 1 kHz, Gain max)
Line: -2 dBu (Sine 1 kHz, Gain max)
Mic: -5 dBu (Sine 1kHz)
Line: +19dBu (Sine 1kHz)
Mic: < 0.02% (LINE OUT, -38 dBu, 20-20 kHz, Gain max, 20 kHz BW)
Line: < 0.01% (LINE OUT, +4 dBu, 20-20 kHz, CH Gain center (0dB), 20 kHz BW)
Mic: 165 Hz - 20 kHz (LINE OUT, -3 dB)
Line: 20 Hz - 20 kHz (LINE OUT, -3 dB)
Mic: 1.2 kohms (Balanced)
Line: 10 kohms (Balanced)