LD UHF Wireless Series User manual

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User Manual
ANTENNA
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AUDIO
PEAK
NORM
POWER
VOLUME
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MIN
LD ECO Sets - UHF Wireless Series
www.ld-systems.com

UNBA L OUTPUT UNBA L OUTPUT
MUTE L EVEL
MUTE L EVEL
AF OUTP UT
XLR BA LANCE D -20dB V
AF OUTP UT
XLR BA LANCE D -20dB V
D.C. 12-18 V IN
400m A
D.C. 12-18 V IN
400m A
++
ANTENNA
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AUDIO
PEAK
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VOLUME
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Vocalist system includes:
Free1 receiver
2 “AA” batteries
A 1/4” RF connector
Power supply
User guide
ECO Handheld Transmitter
ECO bodypack transmitter
Headset Microphone (MH1)
Headset system includes:
System Components
All systems include: Eco Receiver Features
Front Panel
Rear Panel
This is the mute enabling threshold value, which is set to factory
default and there is usually no need to adjust it, if there are any
interference signals, this threshold value can be increased
by turning the knob clockwise until RF signal lamp goes out.
Fine adjustment of mute threshold level
Unbalanced Output
AC adapter jack
XLR output jack
Audio output level control
Left turn for output level decrease, right
turn for output level increase.
Power indicator Audio level indicator
Audio level peak indicator
Channel A antenna LED lamp
When it is steadily lit, Channel A antenna is
working
Channel B antenna LED lamp
When it is steadily lit, Channel B antenna is
working
ANTENNA
AB
AUDIO
PEAK
NORM
POWER
VOLUME
MAX
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+
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Bedienungsanleitung
ANTENNA
AB
AUDIO
PEAK
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LD ECO Sets - UHF Wireles s Series

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Functions:
Handheld Transmitter：
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6
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Expected life for two alkaline batteries is up to 10 hours.
When turned on, the Battery indicator flashes red and goes
off again. If the battery indicator constantly lights up red , the
batteries should be changed immediately (as shown below).
Changing Batteries:
Microphone head
A mdjust input sensitivity of the icrophone head
On-off/mute switch
Power/ASC/Battery low indicator light.
Green on: power on
Green flash: IR transmission in process.
Red flash: battery low
Left turn for l decrease, right turn for
increase.
sensitivity sensitivity
Battery compartment
H for high power and L for low power
RF power switch
Antenna
On/Off switch,when it in middle position,mute.
Two gain settings are available on Free1 Bodypack
choose the appropriate setting for your instrument
Mic: microphone
0: Guitar with passive pickups
-10dB: Guitar with active pickups
1 2 341
2
3
4
5
- -
+ +
++
--
1
2
5
Gain adjustment switch and mute indicator
3-pin Microphone Input Jack
Wearing the Backpack Transmitter:
Changing batteries:
Expected life for Two Alkaline batteries is approximately 8 hours.
When the transmitter light glows red, the batteries should be
changed immediately, as shown on the left.
Open
Close
Clip the transmitter to belt , or slide a guitar strap through
the transmitter clip ,as shown.
For best results, slide the transmitter until the belt is
pressed against the base for the clip.
1
1
2
Free1 Bodypack Transmitter
Features：
Power/Low indicator light
When turned on, the Battery indicator flashes red and goes
off again. If the battery indicator constantly lights up red , the
batteries should be changed immediately

56
Maintain a line of sight between transmitter and antenna.
Avoid placing the receiver near metal surfaces or any digital equipment (CD players, computes, etc)
Keep the receiver away from the wall and over 1m to the ground
Cellular telephones and two-way radio and so on can interfering the transmitting frequencies,
maintain a distance from the interfering equipments or any cause interfering.
Trips for improving System Performance
Troubles Shooting
Issue Indicator Status
No sound or faint
sound
Distortion or
unwanted noise bursts
Distortion level
increases gradually
Sound level different
from cabled guitar or
microphone, or when
using different guitars
Solution
Turn on transmitter
Make sure the +/- indicator on battery
match the transmitter terminals
Make sure AC adapter is securely
plugged into electrical outlet and into
DC input connector on rear panel of
receiver.
Turn the receiver up
Turn up the Gain adjustment switch in
the transmitter
Check the power connection of the
receiver and amplifier or mixer
Take the receiver away from the metal
objects
Check whether there is hamper between
receiver and transmitter
Move the transmitter near the receiver
Check the receiver and transmitter
whether use the same frequency
Change the batteries in transmitter
Remove nearby sources of RF inter-
ference(CD players, computers , digital
effects ,in-ear monitor systems, etc.)
Adjust transmitter again and receiver
volume as necessary
Receiver RF indicator glows
Receiver RF indicator off,
transmitter Nindicator O
Transmitter ON Indicator
stop flashing
Power indicator off
Transmitter low battery
indicator ON
Receiver RF indicator ON
Transmitter low battery
indicator ON
Change the batteries in transmitter
Specifications
Frequency Range and Transmitter Output level
Operating Range under Typical Condition
50m (150 ft.)
Note: actual range depends on RF signals
absorption,reflection, and interference.
Audio Frequency Response (+/-3 dB)
60Hz～16KHz
Total Harmonic Distortion
( +/- 30 KHz deviation,1 KHz tone)
<1%
Dynamic Range
＞90 dB (A –weighted)
Operating Temperature Range
-10 C to +50 C
Note: battery characteristics may limit
the range
Audio Input Level Maximum
0 dBV ~+20 dBV
Gain adjustment Range
30 dB
Input Impedance
470 kilohm
85mm H × 65mm W × 23mm D
Weight
80 grams without batteries
Power Requirement
Two “AA” size alkaline or rechargeable batteries
Battery life
＞8 hours (Alkaline)
Band Range Transmitter RF level
UE 838-865 MHz* 10dBm
System
Bodypack Transmitter
Audio Input Level maximum
0 dBV
Dimensions (including the microphone)
250mm × 53mm Diameter
Weight
270 grams
Battery Requirements
2 “AA” alkaline batteries or rechargeable
batteries Battery Life
＞10 hours (Alkaline)
Audio Output Level Maximum (ref. +/-30 KHz, 1 KHz)
XLR connector (into 600 load): -12 dBV
1/4inch connector (into 3000 load): -18 dBV
Output Impedance
XLRconnector 200ohm
1/4inch connector 1kilohm
XLR Output
Impedance balanced
Pin 1: Ground
Pin 2: (+)
Pin 3: (-)
Power Requirements
12-18 Vdc at 400 mA , supplied by external power supply
Ω
Ω
Sensitivity (intermediate frequency adjustment
audio noise output <-92 dB)
Image Rejection
＞ 90 dB
Dimensions
235mm H ×118mm W × 44mm D
Weight
370 grams
* Available fixed frequencies:
863.100 MHz | 863.900 MHz | 864.500 MHz
864.900 Mhz
---
793.150MHZ | 797.050MHZ | 800.600MHZ
802.300MHZ | 813.150MHZ
Receiver
Handheld Transmitter

8
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(Applicable in the European Union and other European countries with separate
collection systems)
This marking shown on the product or its literature, indicates that it should not be
Disposed with other household wastes at the end of its working life. To prevent possible
harm to the environment or human health from uncontrolled waste disposal, please
Seperate this from other types of wastes and recycle it responsibly to promote the
sustainable reuse of material resources.
Household users should contact either the retailer where they purchased this product, or
their local government office, for details of where and how they can take this item for
environmentally safe recycling.
Business users should contact their supplier and check the terms and conditions of the
purchase contract. This product should not be mixed with other commercial wastes for
disposal.
(Waste Electrical & Electronic Equipment)
Correct Disposal of This Product
Recycling
(Batteries or rechargeable batteries)
The supplied batteries or rechargeable batteries can be recycled. Please dispose of them as special
waste or return them to your specialist dealer. In order to protect the environment, only dispose
exhausted batteries. Together for a good nature.
EG-Konformitätserklärung
Diese Geräte entsprechen den grundlegenden Anforderungen und den weiteren Vorgaben der Richtlinien 1999/5/EU, 89/336/EU und
73/23/EU.
CE Declaration of Conformity
This equipment is in compliance with the essential requirement and other relevant provisions of Directives 1999/5/EC, 89/336/ES or
73/23/EC.
Safety instructions
No user serviceable parts inside! Never open the transmitter, otherwise you can receive an
electric shock. If units are opened by customers in breach of this instruction, the warranty
Becomes null and void.
Use the transmitter in dry rooms only. Never expose it to water (eg: never place it in a
position where it could be subjected to water splashes). Do not place any objects containing
liquids on the top of the unit.
Keep the transmitter away from direct sunlight, central heating radiators, electric heaters and
similar sources of heat. Ensure sufficient ventilation, especially when it is mounted into a 19”
rack.
Use a damp cloth for cleaning the unit. Do not use any cleansing agents or solvents.
Attention! High Volume!
This is a professional transmission system. Commercial use is subject to the rules and
regulations of the trade association responsible. Adam Hall, as the manufacturer, is therefore
obliged to expressly point our possible health risks arising from use.