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Technical differences between ULXD, QLXD, PGXD, and GLXD

Frequency Band PGX-D: 902-928 MHz* GLX-D: 2.4 GHz QLX-D: 176-216, 470-928 MHz* ULX-D: 176-216, 470-928 MHz* *Country Dependent Maximum Simultaneous Systems Under Optimal Conditions PGX-D: 5 GLX-D: 4 GLX-D Adv...


QLX-D Antenna Distribution

It is the same as with ULX-D single receivers.  Use the UA844+SWB RF distribution amplifier, UA221 RF splitter/combiner, etc. See our online Wireless Accessory Wizard. Note: Unlike the ULXD4, the QLXD4 does NOT provide ...


Info on QLXD v2 firmware

Version 2 Firmware for QLXD was introduced in January 2017. Why was this firmware update implemented? Digital wireless customers have encountered issues of compromised sound quality and signal deterioration. These issues h...


QLX-D and ULX-D Network Scan

No. QLX-D receivers linked as network can do a network frequency scan; same for linked ULX-D receivers. But a network frequency scan will not work for QLX-D receivers linked to ULX-D receivers


ULX-D and QLX-D Automatic Gain Ranging

ULX-D and QLX-D utilize digital radio transmission that provides superb audio quality and robust RF performance.  Among the unique features is Automatic Gain Ranging - a most useful function for the user.  In the w...


Wireless microphones for conference rooms

Our QLXD, ULXD or MXW series would be appropriate for your application.  Next, you need to determine which type of microphone you want. If you want a boundary microphone, look at the MXW6 with the MXW wireless system, o...


Wireless system for bass guitar

For bass guitar, we recommend the QLXD, ULXD, PGXD, or GLXD system. These digital systems have excellent frequency response for bass or guitar.   However, make certain to audition any wireless system before you buy i...


Antenna tip color for bodypacks

Tip Color Frequency Range UR Frequency Band Axient Digital Frequency Band Model Yellow 470 - 530 MHz G...


QLX-D Network Scan

The "network scan" works for multiple QLXD if all have the same operating band.  These same band receivers must be networked as a group. If not networked, the QLX-D menu item "network scan" will be automa...


High school football stadium wireless mic

Installing a wireless mic for a high school football stadium has some challenges, but following recommended guidelines, most installations are successful. First is the choice of wireless system. The receiver that is selected...


Will a QLX-D transmitter work with a ULX-D receiver and vice versa?

Yes, but both devices must have the same operating frequency band, such as G50.  Group and Channel settings within the frequency band are the same for ULX-D and QLX-D. The Group and Channel number for each device have t...


QLX-D networked to ULX-D and sharing the same frequency band

No. The network scan only works on QLX-D receivers within the same band. It does not work with networked QLX-D and ULX-D even if they are in the same band.


Shielded ethernet cables when networking the VHF version of ULXD or QLXD

Yes. Use shielded ethernet cables. The use of shielded ethernet cables is always a good idea, but when connecting ethernet cables to VHF band receivers, it becomes very important.  Unshielded ethernet cables unintention...


QLX-D "Encryption Mode Mismatch" [ err.003 ]

The QLX-D error of  “Encryption Mode Mismatch” (err.003) occurs when the receiver and the transmitter have different encryption modes, that is, the encryption on one device is set "ON" an...


QLX-D Key Features

QLX-D is designed for corporate events, live music performances, higher education, high schools, houses of worship, hotels and conference centers. But so is ULX-D® Digital - a higher-tier system. Which system to choose is a q...


Extra Battery Terminals ULXD1, P9RA, P10R, UR5

The extra contacts only support functionality of the optional SB900A Li-ion rechargeable battery pack. The battery microcontroller communications terminal (on the left) provides the "time remaining" information tha...


QLX-D and ULX-D with electric guitars

Some guitars (and other instruments) with poorly shielded or poorly grounded internal preamps / electronics can be susceptible to noise into the audio path if used with ULXD and QLXD. This is caused by a radio frequency component...


QLX-D X52 Band in U.S.

In the X52 band (902.450 to 927.550 MHz), it is feasible to operate up to 12 systems, assuming no local RF interference in this band.


QLX-D Crestron/AMX Control Strings

The QLXD4 receiver can be monitored and controlled via a control system, such as AMX, Crestron, or Extron. The AMX/Crestron can control and/or monitor the following items: Volume Channel Name Frequency Group/Chann...


QLX-D Scanning issue with Wireless Work Bench

Thank you for this useful information. It will help other customers.


QLX-D in the 900 MHz Band

In October 2015, Shure announced that its QLX-D® Digital Wireless Systems will be available in the 900 MHz ISM frequency band. Adding to its line of wireless products capable of operating in the 900 MHz band, QLX-D 900 MHz is...


Video - How to Set Up QLX-D Wireless


MAC address on an QLX-D

­The MAC address can be viewed by using Shure Wireless Work Bench (WWB) software. The following steps assume WWB is installed on the computer. 1.     Connect the QLX-D receiver to your ...


QLX-D transmitter - NiMH AA battery recommendation

The battery fuel gauge on the QLX-D transmitters is optimized for the SB900A rechargeable battery pack or AA alkaline cells.    It is OK to use NiMH cells but the battery fuel gauge may not be accurate.


Shure / Countryman mics with QLX-D or ULX-D

The answer is "yes" for ULX-D or QLX-D according to Shure wireless product management.


Can I rack a QLXD4 receiver next to my ULXD4 receiver, or other half-rack Shure device?

As of August 2014, the QLXD4 receiver uses a rack design unique unto the QLX-D series. It employs a stiffening panel that affixes to the bottom of the QLXD4 receiver(s). No other rack mount receiver (or transmitter or mixer) curr...


Band-limit my wireless mic to be compliant with the 2020 regulations?

You can permanently band-limit your devices to operate in permitted bands per the new FCC regulations using the U.S. 600 MHz Conversion Tool (built into Wireless Workbench) if you own any of the following, operating in the following...


ULX-D, QLX-D, AXT400, Axient Digital control with Yamaha QL and CL consoles

Yamaha CL and QL consoles can control and show the parameters for the ULXD4D, ULXD4Q, ULXD4, QLXD4, AD4D, AD4Q and AXT400. Yamaha has written up documentation on setting this up. Please refer to their documentation at: http://www....


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