Features

  • 2400 selectable Frequencies across 60 MHz bandwidth
  • Up to 47 compatible channels per band
  • Track Tuning Filtering Technology
  • Networked Automatic Frequency Selection
  • Automatic Transmitter Setup (including custom group upload)
  • Flash Memory to store six 60-channel custom frequency groups
  • Shure’s patented Audio Reference Companding
  • Multi-function bit-mapped backlit LCD
  • Built-in USB & Ethernet network compatibility
  • Shure’s Wireless Workbench Control/Monitoring Software
  • Remoteable antennas
  • Shure’s microprocessor-controlled diversity

Further Technical Specs

  • RF Carrier Frequency Range: 470-952 MHz, depending on region
  • Working Range: UR1, UR2, UR1M: 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, UR1M: –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

  • 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
  • System Distortion (ref. ± 45 kHz deviation, 1 kHz modulation): <0.3% Total Harmonic Distortion typical
  • Power Requirements: 100 to 240 Vac, 50/60 Hz
  • Current Drain: 0.8 Amps max.
  • Battery Life (Typical): UR2: 9.5 hours (low power), 6 hours (high power)
  • Operating Temperature Range: –18° to +57° C (0° to +135° F)
    • NOTE: Battery characteristics may limit this range
    • NOTE: Electrical safety approval is based on a maximum ambient temperature of 35°C (95°F).
  • Overall Dimensions: 44 mm H x 483 mm W x 366 mm D (1.72 x 19.00 x 14.39 in.)
  • Net Weight: 4.8 kg (10.6 lbs)
  • Housing: Galvanized steel