Digital wireless receiver offers a spectrum and RF intelligent option for use in any professional sound reinforcement application. Features include Digital Predictive Switching Diversity, 72 MHz tuning range, and AES 256 encryption for security.

FEATURES

• Digital Predictive Switching Diversity
• Up to 72 MHz tuning range (region dependent)
• Optimized scanning automatically finds, and prioritizes the cleanest frequencies to be manually deployed to transmitters over IR sync
• Bodypack Frequency Diversity ensures uninterrupted audio for mission critical applications
• Individual gain controls (up to 60 dB), LED meters, and XLR outputs for each channel
• Ethernet networking for: streamlined frequency coordination and deployment across multiple receivers; compatibility with Wireless Workbench® 6 software for advanced coordination, monitoring, and control
• Compatible with AMX and Crestron control systems
• Interference detection and alerts
• Intuitive front panel LCD menu and controls with various lockout options, plus audio and RF LED meters with peak indicator
• Removable half wave antennas
• 24 bit / 48 kHz digital audio
• 20 Hz – 20 kHz frequency range with flat response
• Greater than 120 dB dynamic range
• Up to 22 active transmitters in one 8 MHz TV channel in standard mode; High Density mode enables up to 63 active transmitters in one  8 MHz TV channel
• AES-256 bit encryption equipped for secure wireless transmission

Digital Handheld Transmitter with Beta 87A Capsule

The Shure ULXD2 is a handheld wireless transmitter compatible with ULX-D Digital Wireless Systems.

The Shure ULXD2 is a handheld wireless transmitter compatible with ULX-D Digital Wireless Systems. With a rugged yet lightweight aluminum body and integrated antenna, the ULXD2 delivers uncompromising audio quality and RF performance, AES 256-bit encryption for secure transmission, and advanced rechargeability options for professional sound reinforcement applications.

FEATURES

• 20 Hz–20 kHz range with flat frequency response (actual response is microphone dependent)
• Interchangeable Shure microphone cartridges
• AES 256-bit encryption for applications for which secure transmission is needed
• Proprietary Shure Gain Ranging optimizes the system’s dynamic range for any input source, eliminating the need for transmitter gain adjustments
• Shure Lithium-Ion rechargeable battery pack provides over 9 hours of battery life, precision metering in hours and minutes, and zero memory effect
• External charging contacts for docked charging (with the SBC200 Dual Docking Charger)
• Backlit LCD with easy to navigate menu and controls
• Rugged metal construction
• Frequency and power lockout
•  

Specifications 

ULX-D System Specifications

RF Carrier Frequency Range

470–932 MHz, varies by region (See Frequency Range and Output Power table)

Working Range

100 m ( 330 ft)

Note: Actual range depends on RF signal absorption, reflection and interference.Note: Actual range depends on RF signal absorption, reflection and interference.

RF Tuning Step Size

25 kHz, varies by region

Image Rejection

>70 dB, typical

RF Sensitivity

−98 dBm at 10^-5 BER

Latency

<2.9 ms

Audio Dynamic Range

A-weighted, typical, System Gain @ +10

Total Harmonic Distortion

−12 dBFS input, System Gain @ +10

<0.1%

System Audio Polarity

Positive pressure on microphone diaphragm produces positive voltage on pin 2 (with respect to pin 3 of XLR output) and the tip of the 6.35 mm (1/4-inch) output.

Operating Temperature Range

-18°C (0°F) to 50°C (122°F)

Note: Battery characteristics may limit this range.

Storage Temperature Range

-29°C (-20°F) to 74°C (165°F)

Note: Battery characteristics may limit this range.

Receiver Output Level

The following table describes the typical total system gain from the audio input to the receiver outputs:

Receiver Output Gain

*This setting matches a typical wired SM58 audio signal level.

ULXD1

Mic Offset Range

0 to 21 dB (in 3 dB steps)

Audio Frequency Response

20 – 20 kHz (±1 dB)

Battery Type

Shure SB900B Rechargeable Li-Ion or LR6 AA batteries 1.5 V

Battery Runtime

@ 10 mW

See Battery Runtime Chart

Dimensions

86 mm x 66 mm x 23 mm (3.4 in. x 2.6 in. x 0.9 in.) H x W x D

Weight

142 g (5.0 oz.), without batteries

Housing

Cast aluminum

Audio Input

Connector

4-Pin male mini connector (TA4M), See drawing for details

Configuration

Unbalanced

Impedance

1 MΩ, See drawing for details

Maximum Input Level

1 kHz at 1% THD

Preamplifier Equivalent Input Noise (EIN)

System Gain Setting ≥ +20-120  dBV, A-weighted, typical

RF Output

Connector

SMA

Antenna Type

1/4 wave

Impedance

50 Ω

Occupied Bandwidth

<200 kHz

Modulation Type

Shure proprietary digital

Power

1 mW, 10 mW, 20 mW

See Frequency Range and Output Power table, varies by region

ULXD2

Mic Offset Range

0 to 21 dB (in 3 dB steps)

Audio Frequency Response

Note: Dependent on microphone type

Battery Type

Shure SB900B Rechargeable Li-Ion or LR6 AA batteries 1.5 V

Battery Runtime

@ 10 mW

See Battery Runtime Chart

Dimensions

Weight

Housing

Machined aluminum

Audio Input

Configuration

Unbalanced

Maximum Input Level

1 kHz at 1% THD145 dB SPL (SM58), typical

Note: Dependent on microphone type

RF Output

Antenna Type

Integrated Single Band Helical

Occupied Bandwidth

<200 kHz

Modulation Type

Shure proprietary digital

Power

1 mW, 10 mW, 20 mW

See Frequency Range and Output Power table, varies by region

Tables and Diagrams

TA4M Connector

LEMO Connector

XLR to ¼ Output

Use the following wiring diagram to convert the XLR output to a ¼ output.

Batteries

ULXD Battery Life

Note: The SB900B Shure rechargeable battery uses SBC200, SBC800 and SBC220 chargers.

The values in this table are typical of fresh, high quality batteries. Battery runtime varies depending on the manufacturer and age of the battery.