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Shure UR3-G1
Wireless Mic Transmitter Plug-in, G1 Band


The UR3 is a premium transmitter that combines the best of Shure UHF-R® wireless features with the superior flexibility of XLR connectivity and comprehensive function control.
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List Price: $1,249.00
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Shure UR3-G1
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The UR3 is a premium transmitter that combines the best of Shure UHF-R® wireless features with the superior flexibility of XLR connectivity and comprehensive function control.


Smart, ergonomic, industrial design

  • Smart, ergonomic, industrial design
  • Designed to be comfortably gripped
  • Discreetly located audio level and power indicator LEDs
  • Backlit LCD display
  • RF mute control
  • Transmitter interface lock
  • Die-cast metal construction
  • Compatible with any wired XLR microphone


  • Modulation
    FM (45 kHz max. deviation)
  • Frequency Range
    470–952 MHz (depending on region)
  • Tuning Bandwidth
    Up to 80 MHz (depending on region)
  • Antenna
    Dipole, UR3 housing and attached microphone form the antenna
  • Carrier Frequencies
    Up to 3200, tunable in steps of 25 kHz (dependingon region)
  • RF Power Output
    Selectable 10 mW or 50 mW maximum, depending on region
  • Power Requirements
    Two (2) 1.5V AA alkaline
  • Battery Life
    10 Hours (alkaline) with no phantom power @ 10 mW, typical(frequency band dependent)
    4 Hours (alkaline), with 48 V phantom power @ 50mW, typical (frequency band dependent)
  • Gain Adjustment Range
    -10 to +20 dB, MIC or LINE input setting
  • Pilot Tone
    32 kHz
  • Frequency Stability
    ± 0.0015%
  • Spurious Radiation
    75 dB below carrier (typical)
  • Equivalent Input Noise
    -127.0 dBV, A-weighted (audio front end)
  • Maximum Audio Input level
    +24 dBV (LINE input, 0 dB gain)
    -21 dBV(MIC input, 0 dB gain)
  • Differential Input Impedance
    6 k? LINE input setting
    3 k? MIC inputsetting
  • System Frequency Response
    35 Hz–17 kHz, (+1.5 dB, -3 dB)
    Note:Overall system frequency response depends on the microphone element andreceiver.
  • High Pass Filter
    Two-pole (12 dB per octave), selectable cut offfrequency from 40 Hz to 240 Hz
  • System THD+N
    <0.3%, 1 kHz sine wave @ 6dB below clip (LINE and MICinput setting)
  • System Dynamic Range
    107 dB typical, Line Mode, A-weighted through aUR4
    105 dB typical, Mic Mode, A-weighted through a UR4
    102 dB typical,Line Mode, A-weighted through a UR5
    100 dB typical, Mic Mode, A-weightedthrough a UR5
  • Audio Input Jack
    3-Pin female XLR
    Pin 1: Ground
    Pin 2: Hot
    Pin3: Cold
  • Phantom Power
    +48 V ± 4 V, 7 mA maximum
    +12 V ± 1 V, 7 mA maximum
  • Weight
    196 g (6.9 oz) with AA batteries
  • Dimensions
    99 mm x 66 mm x 23 mm (3.9" x 2.6" x 0.9"), H x W x D
Belt Clip & Cover for UR3 Mic Transmitter
Shure AFP301 Belt Clip & Cover for UR3 Mic Transmitter
The AFP301 is a belt clip and protective skin for the UR3 plug-on wireless microphone transmitter.
28.52 29.00

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