Shure ULX2/87 Wireless Handheld Transmitter Microphone M1 

Product #270781

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The Shure ULX2/87 Handheld Transmitter Microphone is comprised of the ULX2 Wireless transmitter fitted with the SM87A microphone capsule. The ULX2 features include a 3-segment battery fuel gauge, backlit LCD shows group and channel, frequency and power settings, control lockout, 8 hour battery life, and a 300 ft (92 m) operating range. The ULX2 transmitter is designed to allow for interchangeable microphone cartridges. The Shure SM87A microphone is a professional-quality, handheld condenser microphone for use in sound reinforcement, broadcasting, and studio recording installations.

Features

ULX2 transmitter

  • 8-9 Hour Battery Life
  • Power: On/Off Switch, Battery
  • LED-Green When ON, Red When Battery Low
  • Three-segment Battery Power Icon
  • PEAK Icon-Appears When Audio Signal Overloads
  • Group/Channel Displays
  • SET Button for Saving Settings
  • Adjustable Audio Gain Control
  • Input Attenuation Switch-Select 0dB for Voice/Low Output; 20dB for High Output
  • 4-pin Mini Connector
  • Battery Cover Unscrews to Expose Battery and Gain Control
  • 9V Battery Included
 

ULX2/87 Wireless Handheld Transmitter Microphone Specifications:

  • ULX2 Transmitter Output:
  • Actual Impedance: 50 Ohms
  • Nominal Output Level: 20 mW
  • Maximum Output Level: 30 mW
  • Pin Assignments: Shell = Ground Center = Signal
  • 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 impedance output) and the tip of the high impedance 1/4-inch output
  • Transmitter Gain Adjustment Range: 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
  • Modulation: ±38 kHz deviation compressor-expander system with pre- and de-emphasis.
  • RF Power Output: 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 typically
  • 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: 9V alkaline battery; 8.4 V Nicad optional
  • 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.
  • Overall Dimensions (Length x Diameter): 8.8 x 2 in. (223.5 x 51 mm)
  • Net Weight: 9.1 oz. (289 g) without battery
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