ULX1 Transmitter Output

Actual Impedance:

50 Ω

 

 

 

 

Nominal Output Level:

20 mW

 

Maximum Output Level:

30 mW

 

 

 

 

Pin Assignments:

Shell = Ground Center = Signal

ULX2 Transmitter Input

 

 

Input Configuration:

Unbalanced, active

 

Actual Impedance:

20 kΩ

 

Maximum Input Level:

10 Vp–p (12 dBV) for 1% THD at minimum gain setting using 1 kHz

 

signal.

 

ULX2 Transmitter Output

 

 

Actual Impedance:

50 Ω

 

Nominal Output Level:

20 mW

 

Maximum Output Level:

30 mW

 

Pin Assignments:

Shell = Ground Center = Signal

ULXS4 and ULXP4 Receiver

Input

 

Connector:

Antenna

Power Input

Connector Type:

BNC

IEC 320

Actual Impedance:

50 Ω

––

Nominal Input Level:

–95 to –30 dBm

15 Vdc

Maximum Input Level:

+6 dBm (–20 dBm recommended)

18 Vdc

Pin Assignments:

Shell = Ground Center = Signal

IEC Standard

Voltage for Remote Power:

12 Vdc, 150 mA maximum

––

ULXS4 and ULXP4 Receiver

Output

 

Connector:

High Z Audio

Low Z Audio*

Output Configuration:

Unbalanced (1/4 in.)

Balanced (XLR)

Actual Impedance:

3 kΩ

22 Ω

Nominal Input Level:

––

––

Pin Assignments:

Tip = Hot Ring/ Sleeve = Gnd

1 = Ground

 

 

2 = Hot

 

 

3 = Cold

Voltage/Current/Phantom

Yes

Yes

Power Protection?

 

 

*Output Level: Microphone Level = Line Level – 20 dB

 

Transmitter Audio Polarity

Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) produces positive voltage on pin 2 (with respect to pin 3 of low impedance output) and the tip of the high impedance 1/4-inch output

Transmitter Gain Adjustment Range

ULX1: 25 dB

ULX2: 25 dB

Receiver Audio Output Level (±38 kHz deviation, 1 kHz tone)

XLR connector (into 600 ohm load): +3.9 dBV (line), –17 dBV (mic)

1/4 inch connector (into 3000 ohm load): –2 dBV

Impedance

ULX1 (input): 1 Megohm ULXS4, ULXP4 (output): 50 ohms at line level; 2000 ohms at mic level

Modulation

±38 kHz deviation compressor-expander system with pre- and de-emphasis.

RF Power Output

ULX1, ULX2: 30 mW maximum

Dynamic Range

>100 dB, A-weighted

RF Sensitivity

1.26 μV for 12 dB SINAD (typical)

Image Rejection

80 dB typical

Spurious Rejection

75 dB typical

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Shure manual ULX1 Transmitter Output, ULX2 Transmitter Input, ULX2 Transmitter Output, Image Rejection
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ULX specifications

The Shure ULX series is a line of professional wireless microphone systems renowned for their reliability, audio quality, and versatility. Designed for a variety of applications, from live music performances to corporate events, the ULX series provides users with superior sound reproduction and seamless operation.

One of the standout features of the Shure ULX system is its advanced digital signal processing, which ensures clear audio transmission over a wide frequency range. This technology minimizes interference and enhances audio quality, making it ideal for use in crowded environments with multiple wireless devices. With a frequency response of 20Hz to 20kHz, the ULX system captures the full spectrum of sound, resulting in rich and vibrant audio output.

The ULX series supports a variety of transmitter types, including handheld, bodypack, and lavalier options, allowing users to choose the best solution for their specific needs. The handheld microphone transmitters are equipped with Shure's renowned condenser capsules, providing exceptional clarity and feedback rejection, while the bodypack transmitters can be easily concealed on clothing for unobtrusive use.

Another significant characteristic of the Shure ULX series is its intuitive interface. The systems feature a simple LCD screen that displays essential information such as channel selection, battery status, and signal strength, making it easy for users to monitor their wireless setup. Additionally, the ULX series offers automatic frequency scanning, which identifies and selects the best available frequencies, simplifying the setup process and ensuring reliable operation in dynamic environments.

Shure’s attention to build quality is evident in the ULX series, which features rugged construction designed to withstand the rigors of touring and professional use. This durability is coupled with a robust battery life, as the systems typically offer up to 14 hours of continuous operation on AA batteries, further enhancing their usability.

In summary, the Shure ULX series stands out in the realm of wireless audio solutions, thanks to its advanced technologies, user-friendly features, and exceptional durability. Whether for performers, presenters, or venues, the Shure ULX systems deliver reliable, high-quality sound that meets the demanding requirements of any professional audio setup.
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