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Shure ULXP14 Instrument Wireless System

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Page last updated Aug 10, 2025

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Description

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Elevate your stage presence and liberate your performance with the Shure ULXP14 Instrument Wireless System. Designed for musicians who demand freedom and pristine sound quality, this system seamlessly combines professional-grade components with user-friendly features. At its core is the ULXP4 Diversity Receiver, renowned for its advanced settings, including lockable settings and a group scan function, ensuring a reliable and interference-free experience. With over 1400 selectable frequencies, finding a clear channel is as intuitive as it gets.

The ULX1 Bodypack Transmitter is built for versatility and resilience. Its low-profile design effortlessly accommodates various microphones and instruments, making it an ideal choice for guitarists, bassists, and multi-instrumentalists alike. Its robust construction and secure clip attachment ensure it stays in place during even the most energetic performances.

Connecting your instrument to this wireless system is the trusty WA302 Instrument Cable. With a 2.5-foot length and a 1/4-inch plug, it seamlessly bridges your instrument and the transmitter, offering an unbroken signal path and high-fidelity sound.

Whether you're a seasoned performer or just stepping onto the stage, the Shure ULXP14 Instrument Wireless System provides the clarity, range, and reliability needed to let your music shine without the tangle of traditional cables.

Key Features:

ULXP4 Diversity Receiver with lockable settings and group scan function
ULX1 Bodypack Transmitter for versatile use with various microphones and instruments
Over 1400 selectable, pre-programmed frequencies
WA302 Instrument Cable with 1/4-inch plug and 4-pin mini connector (TA4F)
Automatic Frequency Selection for straightforward channel setup

Product specs

RF Carrier Frequency Range	554.000 to 865.000 MHz (Available frequencies depend on the applicable regulations in the country where the system is
Effective Range	100 m (300 ft.) under optimal conditions (NOTE: Actual working range depends on RF signal absorption, reflection, and interference)
Audio Frequency Response	25 to 15,000 Hz, ± 2dB (NOTE: Overall system frequency response depends on the microphone element.)
Connector	High Z Audio; Low Z Audio
Connector Type	BNC IEC 320
Actual Impedance	High Z Audio 3 k0hms; Low Z Audio 22
Nominal Input Level	High Z Audio Pin Assignments: Tip = Hot Ring/ Sleeve = Gnd: Low Z Audio 1 = Ground 2 = Hot 3 = Cold
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
Output Configuration	High Z Audio Unbalanced (1/4 in.); Low Z Audio Balanced (XLR)
Voltage/Current/Phantom	Power Protection?: High Z Audio; Yes Low Z Audio Yes
Transmitter Audio Polarity	Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) produces positive
Transmitter Gain Adjustment Range	ULX1: 25 dB
XLR connector (into 600 ohm load)	+3.9 dBV (line), ”17 dBV (mic)
1/4 inch connector (into 3000 ohm load)	”2 dBV
ULX1 (input)	1 Megohm 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	ULX2: 30 mW maximum
Dynamic Range	>100 dB, A-weighted
RF Sensitivity	1.26 uV for 12 dB SINAD (typical)
Image Rejection	80 dB typical
Spurious Rejection	75 dB typical
Ultimate Quieting (reference ± 38 kHz deviation)	>105 dB, A-weighted
System Distortion (reference ± 38 kHz deviation, 1 kHz modulation)	0.3% total harmonic distortion, typical
Power Requirements	ULX2: 9V alkaline battery; 8.4 V Nicad optional; ULXS4: 14 - 18 Vdc (negative ground), 550 mA
Battery Life	8 to 9 hours (with 9V alkaline battery)
Operating Temperature Range	- 20 degrees to 49 degrees C (- 4 degrees to 120 degrees F)
NOTE	Battery characteristics may limit this range.
ULXP4 Dimensions (H x W x D)	1.72 in. x 8.56 in. x 6.88 in. (43 mm x 214 mm x 172 mm)
ULXP4 Weight	2 lbs 7 oz. (1105 g)
ULX1 Dimensions (H x W x D)	3.86 x 2.68 x 1.10 in. (96.5 x 67 x 26.7 mm)
ULX1 Net Weight	79 g (2.8 oz.) without battery

FAQs

What is the effective range of the Shure ULXP14 Instrument Wireless System?: The Shure ULXP14 Instrument Wireless System has an effective range of up to 100 meters (300 feet) under optimal conditions. However, actual range can vary based on RF signal absorption, reflection, and interference.
How many selectable frequencies does the Shure ULXP14 offer?: The Shure ULXP14 offers over 1400 selectable frequencies, providing flexibility and minimizing interference in various environments.
What type of batteries does the Shure ULXP14 transmitter use and how long do they last?: The Shure ULXP14 transmitter uses a 9V alkaline battery, offering a battery life of approximately 8 to 9 hours.
Can the Shure ULXP14 be used with both line and mic level inputs?: Yes, the Shure ULXP14 features a mic/line switch, allowing it to accommodate both line and mic level inputs.
Does the Shure ULXP14 have any visual indicators for battery life and signal strength?: Yes, the Shure ULXP14 includes a 5-segment RF meter, a 5-segment transmitted audio signal strength meter, and a 3-segment transmitter battery fuel gauge for easy monitoring.