ULX Wireless Systems

 

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Step up to ULX Professional wireless, UHF systems for working musicians and professional sound installers. Multiple system configurations provide limitless options, each with a choice of legendary Shure microphones, or instrument cables. ULX Professional systems offer more advanced features and controls, including lockable settings and group scan function.

Superior systems for working musicians and professional sound installers with advanced features and controls

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Other Wireless Systems

SLX Wireless
UHF-R Wireless Systems

Optional Accessories

UA844SWB-E
UA440
UA221 Antenna Splitter
UA221


  • System Features
  • Receiver
  • Bodypacks
  • Microphone Options
  • Frequency Versions
  • Specs
  • Downloads


System Features:

  • Automatic frequency selection with group scan function
  • Over 1400 selectable frequencies
  • Predictive diversity
  • 5-Segment audio meter
  • 5-Segment RF meter
  • Frequency and volume lockout
  • Rugged metal chassis
  • Furnished rack hardware
  • Locking DC connector
  • XLR and 1/4" output

Microphone Options:

Professional wireless receiver for both working musicians and sound installers.

Microphone Options:

Low profile, highly durable Bodypack Transmitter for professional performance

Microphone Options:

Transmitter

This industry-standard vocal mic, delivers warm and clear vocal reproduction. First choice for performances worldwide
Rugged cardioidPicks up most sound in front of the microphone and some from the sides. It is less susceptible to feedback in high volume environments.Read moreGo to the glossary condenser microphoneCondenser microphones are more sensitive, give a smooth, natural sound and need to be powered.Read moreGo to the glossary with an extended high frequency responseThis is the range of frequencies, from the lowest to the highest, that a mic can pick up.Read moreGo to the glossary, constructed to withstand the rigors of touring.
DynamicDynamic mics have a simple, rugged construction and can handle very high sound pressure levels.Read moreGo to the glossary vocal microphone, a tailored frequency responseThis is the range of frequencies, from the lowest to the highest, that a mic can pick up.Read moreGo to the glossary accentuates vocals, supercardioidPicks up most sound in front of the microphone and very little from the sides, making it more directional than a cardioid mic. Read moreGo to the glossary pattern isolates from other sound sources
CondenserCondenser microphones are more sensitive, give a smooth, natural sound and need to be powered.Read moreGo to the glossary vocal microphone has supercardioidPicks up most sound in front of the microphone and very little from the sides, making it more directional than a cardioid mic. Read moreGo to the glossary polar patternPolar pattern describes how well the microphone hears sound from different directions.Read moreGo to the glossary and a smooth, tailored response for warm, accurate sound.
Vocal mic with smooth, tailored response for a warm, natural sound. Ideal fo ruse with in ear monitors
Rugged, supercardioidPicks up most sound in front of the microphone and very little from the sides, making it more directional than a cardioid mic. Read moreGo to the glossary condenser microphoneCondenser microphones are more sensitive, give a smooth, natural sound and need to be powered.Read moreGo to the glossary with superior rejection for clear reproduction of warm and accurate lead vocals in noisy environments.

Headsets – for use with ULX1 bodypack transmitter

A lightweight headset condenser microphoneCondenser microphones are more sensitive, give a smooth, natural sound and need to be powered.Read moreGo to the glossary for total freedom on the move
A headworn electretAn electret microphone is small, and like a condenser, is sensitive and gives a smooth, natural sound.Read moreGo to the glossary condenserCondenser microphones are more sensitive, give a smooth, natural sound and need to be powered.Read moreGo to the glossary mic for wireless use for maximum mobility
A nearly invisible ultra-thin, fully adjustable design
For a warm, natural sound - supercardioidPicks up most sound in front of the microphone and very little from the sides, making it more directional than a cardioid mic. Read moreGo to the glossary design
The smallest & lightest microphone - it is practically invisible to your audience
The smallest & lightest microphone; it is practically invisible to your audience

Lavaliers – for use with ULX1 bodypack transmitter

OmnidirectionalEqually sensitive to sound from all directions, but cannot be „aimed“ to isolate one area.Read moreGo to the glossary miniature lavalier condenser microphoneCondenser microphones are more sensitive, give a smooth, natural sound and need to be powered.Read moreGo to the glossary providing a full clear sound.
Premium omnidirectionalEqually sensitive to sound from all directions, but cannot be „aimed“ to isolate one area.Read moreGo to the glossary lavalier microphone
Premium supercardioidPicks up most sound in front of the microphone and very little from the sides, making it more directional than a cardioid mic. Read moreGo to the glossary lavalier microphone
Premium cardioidPicks up most sound in front of the microphone and some from the sides. It is less susceptible to feedback in high volume environments.Read moreGo to the glossary lavalier microphone
Professional subminiature electretAn electret microphone is small, and like a condenser, is sensitive and gives a smooth, natural sound.Read moreGo to the glossary condenserCondenser microphones are more sensitive, give a smooth, natural sound and need to be powered.Read moreGo to the glossary lavalier microphone with cardioidPicks up most sound in front of the microphone and some from the sides. It is less susceptible to feedback in high volume environments.Read moreGo to the glossary polar patternPolar pattern describes how well the microphone hears sound from different directions.Read moreGo to the glossary
Professional subminiature electretAn electret microphone is small, and like a condenser, is sensitive and gives a smooth, natural sound.Read moreGo to the glossary condenserCondenser microphones are more sensitive, give a smooth, natural sound and need to be powered.Read moreGo to the glossary lavalier microphone with omnidirectionalEqually sensitive to sound from all directions, but cannot be „aimed“ to isolate one area.Read moreGo to the glossary polar patternPolar pattern describes how well the microphone hears sound from different directions.Read moreGo to the glossary
All-purpose, rugged, easy to hide micro-lavalier

Instrument Options – for use with ULX1 bodypack transmitter

Condenser microphoneCondenser microphones are more sensitive, give a smooth, natural sound and need to be powered.Read moreGo to the glossary for brass or percussion instruments, flexible integrated gooseneck with clip-on clamp for precise positioning

Frequency Versions:

Contact the distributor in your country for specific frequency information.

Specs:

System technical specifications

  • Compatible systems per frequencyThis is how many times a sound or radio wave oscillates in one second.Read moreGo to the glossary band (up to): 20
  • Selectable frequencies: 1440
  • Auto Setup Features: Scan/Group Scan
  • Audio Reference Companding: Yes
  • Included Antennas: Remotable 1/2-wave
  • Antenna Options: Yes
  • Receiver Network Ability: No
  • PC Control: No
  • Rack Hardware: Included
  • Case: Optional System Case
  • Transmitter Display: Backlit LCD + Multi-color LED
  • Receiver Display: LCD + LEDs
  • Battery, Endurance: 9V, > 8 Std.
  • Environment: Performance and professional touring

Further Technical Specs

ULXP4 Receiver:

RF Carrier FrequencyThis is how many times a sound or radio wave oscillates in one second.Read moreGo to the glossary Range*
470.000 – 865.000 MHz
*Note: Frequencies above 698.000 MHz are for use outside of the U.S. Contact your local dealer, distributor or Shure for more information.

Effective Range

100 m (300 ft.) under optimal conditions

NOTE: Actual working range depends on RF signal absorption, reflection, and interference

Audio Frequency ResponseThis is the range of frequencies, from the lowest to the highest, that a mic can pick up.Read moreGo to the glossary

25 to 15,000 Hz, ±2 dB

NOTE: Overall system frequency responseThis is the range of frequencies, from the lowest to the highest, that a mic can pick up.Read moreGo to the glossary depends on the microphone element.

*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 impedanceThis describes how resistant an electrical circuit is to the flow of electricity passing through it.Read moreGo to the glossary output) and the tip of the high impedanceThis describes how resistant an electrical circuit is to the flow of electricity passing through it.Read moreGo to the glossary 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

ImpedanceThis describes how resistant an electrical circuit is to the flow of electricity passing through it.Read moreGo to the glossary

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

ULX1, ULX2: 30 mW maximum

Dynamic RangeThis is the difference between the queitest and loudest sound that a mic can pick up.Read moreGo to the glossary

>100 dB, A-weighted

RF SensitivityThis is how mich signal a microphone produces for a given amount of sound.Read moreGo to the glossary

1.26 μV 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 distortionTotal Harmonic Distortion is a measure of how much electrical noise a device produces. Read moreGo to the glossary, typical

Power Requirements

ULX1, ULX2: 9V alkaline battery (Duracell MN1604 recommended); 8.4V Nicad optional

ULXP4: 14 - 18 Vdc (negative ground), 550 mA

Battery Life

8 to 9 hours (with 9V Duracell MN1604 alkaline battery)

Operating Temperature Range

-20° to 49° C (–4° to 120° F)

NOTE: Battery characteristics may limit this range.

Overall Dimensions

ULX1: 96.5 mm H x 67 mm W x 26.7 mm D (3.86 x 2.68 x 1.10 in.)

ULX2/58, ULX2/BETA 58: 241 mm L x 51 mm Dia. (9.5 x 2 in.)

ULX2/87, ULX2/BETA 87: 216 mm L x 51 mm Dia. (8.5 x 2 in.)

ULX4P: 43 mm H x 214 mm W x 172 mm D (1.72 in. x 8.56 in. x 6.88 in.)

Net Weight

ULX1: 79 g (2.8 oz.) without battery

ULX2/58, ULX2/BETA 58: 295 g (10.4 oz.) without battery

ULX2/87, ULX2/BETA 87: 193 g (6.8 oz.) without battery

ULXP4: 1105 g (2 lbs, 7 oz.)