Introduction - LD Systems U500 Serie Bedienungsanleitung

The warning triangle with lightning symbol indicates dangerous uninsulated voltage inside the unit, which may cause an
electrical shock.
The warning triangle with exclamation mark indicates important operating and maintenance instructions.
Warning! This symbol indicates a hot surface. Certain parts of the housing can become hot during operation. After use, wait for a
cool-down period of at least 10 minutes before handling or transporting the device.
CAUTION! HIGH VOLUMES IN AUDIO PRODUCTS!
This device is meant for professional use. Therefore, commercial use of this equipment is subject to the respectively applicable national accident
prevention rules and regulations. As a manufacturer, Adam Hall is obligated to notify you formally about the existence of potential health risks.
Hearing damage due to high volume and prolonged exposure: When in use, this product is capable of producing high sound-pressure levels (SPL)
that can lead to irreversible hearing damage in performers, employees, and audience members. For this reason, avoid prolonged exposure to
volumes in excess of 90 dB.

INTRODUCTION

The radio transmission systems of the LD U500 Series offer professional performance and features including the automatic channel search
and the convenient one-touch infrared synchronisation for easy set-up. With switchable RF power, pilot tone transmission, and a selection of
dynamic and condenser microphones, U500 systems deliver excellent sound with advanced dynamics.
• Wireless True Diversity UHF microphone system
• Automatic channel scan for interference-free operation
• Frequency sync via infrared technology
• Individual user name
• Pilot tone for noise-free transmission
• Adjustable squelch
• Switchable transmission power (2, 10, or 30 mW)
• Hand-held and belt pack transmitter with comfortable Gain setting
• Mechanically decoupled capsules
• High-contrast OLED graphics display
• Simultaneous operation of up to 4 systems (LDU518) /up to 6 systems (LDU508 and LDU506UK) / up to 12 systems (LDU505 and LDU506)
The use of wireless microphone systems may require a license according to country-specific regulations. Please contact your local appropri-
ate authority for more information.
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