Shure - Wireless Systems - UHF-R Wireless Systems

UHF-R Wireless Systems

Shure UHF-R Wireless Microphone Systems master the high pressure and extreme conditions of any large-scale touring or installation environment while delivering uncompromising Shure sound. Rock-solid engineering, the latest technology, and unparalled RF performance provide sound professionals with all the features and flexibility they need to tightly control up to 108 systems for the most elaborate productions.

UHF-R Wireless features Shure's patented Audio Reference Companding for crystal-clear sound beyond the limits of conventional wireless technology. UHF-R is exclusively available with Shure's premium KSM9 Dual-Diaphragm Wireless Microphone.

Get the latest version of the Wireless Workbench 5.0 software.

Shure UHF-R Wireless Systems master the high pressure and extreme conditions of any large-scale touring or installation environment

Advanced setup, monitoring and control capability

Automatic frequency selection
Group scan and custom group creation
Infrared transmitter syncronization
Integrated network hardware and Shure Wireless Workbench management software (PC / Mac)

Unparalleled flexibility and reliability

Up to 75 MHz bandwidth with 3,000 selectable frequencies
Advanced Track Tuning Filtering technology shifts RF filter with frequency
Switchable RF power on transmitters (not UR1H)
Compact, lightweight, sweat resistant, magnesium bodypacks

Exceptional audio performance

Audio Reference Companding – variable companding ratio responds to audio level
Wide variety of legendary Shure microphones, including the KSM9 condenser microphone

RF Carrier Frequency Range

518-865 MHz, depending on region

Working Range

UR1, UR2: 150 m (500 ft.), under typical conditions

500 m (1600 ft) line-of-sight, outdoors

for a single system

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

Audio Frequency Response

40 – 18,000 Hz,(+1 dB, –3 dB).

NOTE: Overall system frequency response depends on the microphone element

Gain Adjustment Range

UR1: –20 to +35 dB

UR2: –10 to +20 dB

Modulation

FM (45 kHz max. deviation), compander system with pre- and de-emphasis

RF Power Output

See table above.

Dynamic Range

>105 dB, A-weighted

Image Rejection

>110 dB typical

RF Sensitivity

UR4S

UR4D

–110 dBm Typical

12 dB SINAD

–107 dBm Typical

12 dB SINAD

–105 dBm Typical

30 dB SINAD

–102 dBm Typical

30 dB SINAD

Spurious Rejection

>90 dB typical

Ultimate Quieting (ref. 45 kHz deviation)

>100 dB, A-weighted

Signal Polarity

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

System Distortion (ref. ± 45 kHz deviation, 1 kHz modulation)

<0.3% Total Harmonic Distortion typical

Power Requirements

UR1, UR2: Two 1.5V AA batteries

UR4:100 to 240 Vac, 50/60 Hz

Current Drain

UR1, UR2: 180 mA max. (normal RF power setting)

240 mA max. (high RF power setting)

UR4D, UR4S: 0.8 Amps max.

Battery Life (Typical)

UR2: 9.5 hours (low power)

6 hours (high power)