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In-Ear Monitoring System


Item No.: LDU506IEM


  • Reliable in-ear monitoring with more than 100 m range
  • 96 available channels
  • 2, 10 or 30 mW ERP selectable transmission power
  • Convenient infrared frequency syncing
  • Individual user name assignment and memory for 10 custom presets
  • Extended frequency response
  • 3-band EQ with parametric mids
  • Switchable limiter
  • Stereo, focus and mono modes of operation
  • High-contrast OLED display
  • Transmitter with direct monitoring headphone output
  • Bodypack receiver with three selectable squelch levels
  • 10 h of bodypack receiver operation on two AA batteries
  • Simultaneous operation of up to 12 systems
  • U500® IEM transmitter compatible with U300® IEM bodypacks
  • Description

    Move freely on stage while the perfect monitor mix is delivered directly to your ears: the amazing performance and reliability of the U500® In-Ear Monitoring Systems will surpass your expectations for certain. Designed with the pro user in mind, they feature advanced technology, contemporary looks and straightforward operation.


    U500® In-Ear Systems provide a selection of 96 channels and 2, 10 or 30 mW RF output power for a transmission range greater than 100 m. For quick and trouble-free setup, they allow for convenient infrared synchronisation of transmitter and receiver. U500® In-Ears sport high-contrast OLED displays and allow for individual user name assignment. In addition, you can save 10 custom presets.


    To deliver pristine, precise audio U500® In-Ear Monitoring Systems include a 3-band EQ with parametric mids, a switchable limiter and a squelch circuit. They offer a choice of stereo or mono operation and a direct monitoring headphone output at the transmitter. They offer a choice of stereo or mono operation and a direct monitoring headphone output at the transmitter. With a signal-to-noise ratio greater than 95 dB and less than 0,3% THD, the U500® In-Ear's noise floor is exceptionally low.


    Drawing little current only, the U500® Bodypack Receiver operates up to 10 hours on two AA batteries. A volume control allows convenient in-performance monitoring level adjustment. Three selectable squelch levels ensure optimum performance at all times.


    U500® In-Ear Monitoring Systems are available for operation in five frequency ranges. The 470 - 490 MHz, 514 - 542 MHz, 584 - 608 MHz and 655 - 679 MHz bands permit running up to 12 systems simultaneously. In the 823 - 832 MHz + 863 - 865 MHz range six systems can be operated at the same time providing wireless monitoring for your entire band.

  • Specification

    Product type In-ear Monitoring
    Type Set
    Transmission frequency range 655 - 679 MHz
    Weight 0,755 kg


    LDU506IEMT - LD Systems U506 IEM Transmitter

    Product type In-ear Monitoring Accessories
    Type Transmitters
    Channels 12
    Modes of operation mono/stereo
    Transmission method FM, mono/stereo
    Rated HF output power 30 mW
    Frequency response 40 - 16000 Hz
    Signal-to-noise ratio 93 dB
    Total Harmonic Distortion (THD) 0.3 %
    Dynamic range 88 dB
    Antenna connector BNC
    Controls volume headphones
    Inputs 2
    Input connectors XLR (balanced)
    Indicators Multifunctional OLED-Display
    Input impedance (kOhms) 12 kOhm
    Operating voltage 12 - 18 V DC
    Width 212 mm
    Height 43 mm
    Depth 123 mm
    Weight 0,66 kg
    Accessories (included) power adapter


    LDU506IEMR - LD Systems U506 IEM Receiver

    Type Receivers
    Audio output 3.5 mm TRS
    Max. audio output level 80 mW @ 33 Ohm mW
    Antenna connector Fixed to housing
    Controls volume
    Indicators RF (LED)
    Operating voltage 2 x 1.5 V AA
    Operating time < 10 Std.
    Width 64 mm
    Height 100 mm
    Depth 24 mm
    Weight 0,095 kg
    Accessories (included) Antenna
    Features battery status LED
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