Operation Manual

12
Unbalanced output: 6.3 mm jack 6.3 mm jack
Audio output level
(balanced):
+10dBu +10dBu
Audio output level
(unbalanced):
+7dBV/+2.5dBV +7dBV/+2.5dBV
(switchable line/instrument) (switchable line/instrument)
Controls: POWER, + / - channel select,
ASC, VOL volume control, switch
INSTRUMENT/LINE
POWER, + / - channel select,
ASC, VOL volume control, switch
INSTRUMENT/LINE
Indicators: 2 digit LC display, 5-segment LED 2 digit LC display, 5-segment LED
level meter, antenna A/B LEDs level meter, antenna A/B LEDs
Operating voltage: 12V DC, 500 mA 12V DC, 500 mA
Ambient temperature (in
operation):
5°C to 40°C -10°C to 45°C
Relative humidity: 20% to 80% (non-condensing) 20% to 80% (non-condensing)
Dimensions (W xH xD): 211 x 43 x 120 mm 211 x 43 x 120 mm
Weight: 0.7 kg 0.7 kg
Accessories included: power adapter power adapter
Features: infra-red frequency
synchronisation, pilot tone
infra-red frequency
synchronisation, pilot tone
HAND-HELD TRANSMITTER
Frequency range: 470-542MHz
Channels: 12 24
Microphone type: Dynamic Dynamic
Polar pattern: Cardioid Cardioid
Frequency response: 55–16,000 Hz 55–16,000 Hz
RF output power: 10 mW PEP 0.42 mW PEP
Antenna gain: 0.5 dBi 0.5 dBi
Controls: Power on/off Power on/off
Indicators: Status LED Status LED
Power supply: 2 x AA batteries 2 x AA batteries
Operating time: up to 10 h
(depending on batteries)
up to 10 h
(depending on batteries)
Ambient temperature (in
operation):
5°C to 40°C -10°C to 45°C
Relative humidity: 20% to 80% (non-
condensing)
20% to 80% (non-condensing)
Dimensions (L x Ø): 257 x 50 mm 257 x 50 mm
Weight (without
batteries):
0.235 kg 0.235 kg
Accessories included: 2 x AA batteries 2 x AA batteries
Features: infra-red frequency
synchronisation, pilot tone,
microphone head
interchangeable
infra-red frequency
synchronisation, pilot tone,
microphone head interchangeable
Item number:
LDU 305.1 HT / LDU 304.7 HT
LDU 504
.
7 HT /
LDU 505.1 HT
Modulation: FM FM
470-542MHz