LD Systems U305.1 IEM Wireless In-Ear Monitoring System with Earphones (514 to 542 MHz) - Manual (Page 8)

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Model Number: LDU3047IEMT LDU3051IEMT LDU305IEMT LDU306IEMT LDU308IEMT
Product Type: In-Ear Monitoring In-Ear Monitoring In-Ear Monitoring In-Ear Monitoring In-Ear Monitoring
Type: Transmitter Transmitter Transmitter Transmitter Transmitter
Transmission frequency
range:
470 - 490 MHz 514 - 542 MHz 584 - 608 MHz 655 - 679 MHz 823 - 832 MHz &
863 - 865 MHz
RF-Channels: 12 12 12 12 12
Transmission method: FM, mono/stereo FM, mono/stereo FM, mono/stereo FM, mono/stereo FM, mono/stereo
Rated HF output power: 10 mW 10 mW 10 mW 10 mW 10 mW
Antenna gain: 2.15 dBi 2.15 dBi 2.15 dBi 2.15 dBi 2.15 dBi
Antenna
connector:
BNC BNC BNC BNC BNC
Audio Frequency
response +/- 1,5dB:
50 Hz – 16000 Hz 50 Hz – 16000 Hz 50 Hz – 16000 Hz 50 Hz – 16000 Hz 50 Hz – 16000 Hz
THD+N @ 1kHz: < 0.5% < 0.5% < 0.5% < 0.5% < 0.5%
S/N –Ratio @ 1kHz,
A-weighted:
90 dB 90 dB 90 dB 90 dB 90 dB
Dynamic range @ 1kHz,
non-weighted:
88 dB 88 dB 88 dB 88 dB 88 dB
Input Sensitivity: -4.5 dBu (all gain
controls full, stereo
mode)
-4.5 dBu (all gain
controls full, stereo
mode)
-4.5 dBu (all gain
controls full, stereo
mode)
-4.5 dBu (all gain
controls full, stereo
mode)
-4.5 dBu (all gain
controls full, stereo
mode)
Max. Input Level: +15dBu (all gain
controls set to 9
o´clock, stereo
mode)
+15dBu (all gain
controls set to 9
o´clock, stereo
mode)
+15dBu (all gain
controls set to 9
o´clock, stereo
mode)
+15dBu (all gain
controls set to 9
o´clock, stereo
mode)
+15dBu (all gain
controls set to 9
o´clock, stereo
mode)
CMRR IEC: 45 dB 45 dB 45 dB 45 dB 45 dB
Line inputs: 2 2 2 2 2
Line input
connectors:
XLR (balanced) /
Combo TRS 6.3 mm
XLR (balanced) /
Combo TRS 6.3 mm
XLR (balanced) /
Combo TRS 6.3 mm
XLR (balanced) /
Combo TRS 6.3 mm
XLR (balanced) /
Combo TRS 6.3 mm
Input impedance: 8.5 k ohms 8.5 k ohms 8.5 k ohms 8.5 k ohms 8.5 k ohms
Controls: Input level L + R
controls, mono/ste-
reo –switch, power
on-off -button
Input level L + R
controls, mono/ste-
reo –switch, power
on-off -button
Input level L + R
controls, mono/ste-
reo –switch, power
on-off -button
Input level L + R
controls, mono/ste-
reo –switch, power
on-off -button
Input level L + R
controls, mono/ste-
reo –switch, power
on-off -button
Indicators: 2 Digit backlit
LC-display (channel
number), 2x 5
segment LED VU
Meter
2 Digit backlit
LC-display (channel
number), 2x 5
segment LED VU
Meter
2 Digit backlit
LC-display (channel
number), 2x 5
segment LED VU
Meter
2 Digit backlit
LC-display (channel
number), 2x 5
segment LED VU
Meter
2 Digit backlit
LC-display (channel
number), 2x 5
segment LED VU
Meter
Power
Consumption (nominal):
1.7 W 1.7 W 1.7 W 1.7 W 1.7 W
Operating Voltage: 12 - 18 V DC 12 - 18 V DC 12 - 18 V DC 12 - 18 V DC 12 - 18 V DC
Voltage input connector: 5.3 mm barrel jack,
plus inside
5.3 mm barrel jack,
plus inside
5.3 mm barrel jack,
plus inside
5.3 mm barrel jack,
plus inside
5.3 mm barrel jack,
plus inside
Ambient
Temperature
(in operation):
0°C - 35°C 0°C - 35°C 0°C - 35°C 0°C - 35°C 0°C - 35°C
Relative Humidity: <80%
(non-condensing)
<80%
(non-condensing)
<80%
(non-condensing)
<80%
(non-condensing)
<80%
(non-condensing)
SPECIFICATIONS