User manual
Shure BLX14R MX53 Headworn Wireless System

User Manual for Shure BLX14R MX53 Headworn Wireless System with MX153 Mic

• Product category: Wireless Systems Shure
• Brand: Shure
• Description and content of package
• Technical information and basic settings
• Frequently asked questions – FAQ
• Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
• Authorized service for Shure Wireless Systems

Product description

• BLX1 Bodypack Transmitter (H9: 512 - 542 MHz) The BLX1 Bodypack Transmitter from Shure is designed for use with Shure's BLX wireless systems. It is set to the H9 frequency band and operates between 512 and 542 MHz. It has a TQG input and can be used with Shure lavalier, headset, earset and instrument microphones. With the optional WA302 adapter cable, the BLX1 can be used as a transmitter for guitar. The unit has a top panel mounted on/off switch as well as volume control for quick access while speaking or performing. The BLX1 is powered by the two included AA batteries for up to 14 hours. UPC: 042406470254
• BLX4R Single-Channel Wireless Rackmount Receiver (H9: 512 - 542 MHz) The BLX4R Wireless Rackmount Receiver from Shure is a single-channel receiver set to Shure's H9 frequency band and operates between 512 to 542 MHz. It has dual antennas with microprocessor-controlled internal diversity for reduced signal interference and dropouts. The one-touch QuickScan frequency selection feature allows you to quickly locate the available frequency with the least amount of interference.
  
  The unit features an LCD display for RF and audio level metering while its front-panel dual-color LED status indicator displays green for normal levels and red when clipping. It has an XLR output in additional to an instrument level 1/4" output. A rear-panel control provides output level. The BLX4R can be rackmounted with the included rackmount kit. UPC: 042406470773
• MX153 Earset Headworn Microphone (Tan) The Shure MX153 Earset Headworn Microphone is a subminiature, low-profile single ear-loop microphone with high gain before feedback, rich detail and clarity. The MX153 features a TQG terminated connector for use with compatible Shure bodypack transmitters. The sleek single ear-loop frame features a subminiature capsule with an omnidirectional polar pattern for optimal sensitivity and clarity at all times. The MX153 is ideal for corporate presentations, houses of worship, A/V conferencing, and live sound reinforcement applications.
  • Subminiature omnidirectional cartridge offers superior clarity and enhanced plosive protection with no proximity effect
  • Terminated with TQG connector for direct connectivity to Shure wireless bodypack transmitters
  • Ultra-lightweight, comfortable, flexible design is stable and easy to place over either ear
  • CommShield Technology guards against interference from cellular RF devices and digital bodypack transmitters
  • Kevlar-reinforced soft flex cable
  • Matte black, tan, and cocoa color options available
  • Includes protective storage pouch, 3 windscreens, and collar clip
  UPC: 042406236140

• 2 x AA Batteries

• Limited 2-Year Warranty

• Rackmount Hardware Kit

• Limited 2-Year Warranty

• 3 x Windscreens

• Collar Clip

• 1 Year Warranty

Also Includes

• Limited 2-Year Warranty

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Technical parameters

• BLX1 Bodypack Transmitter (H9: 512 - 542 MHz)

  Audio Input	Gain: -16 dBV (Maximum), 10 dBV (Minimum)
  Gain Adjustment Range	26 dB
  Input Impedance	1 MOhm
  RF Output	10 mW, Typical
  Housing	Molded ABS
  Power Requirement	2x LR6 AA Batteries, 1.5 V Alkaline
  Battery Life	Up to 14 Hours
  Dimensions (H x W x D)	4.3 x 2.5 x 0.8" (110 x 64 x 21 mm)
  Weight	2.6 oz (75 g)

  Box Dimensions (LxWxH)	11.1 x 5.3 x 3.2"

• BLX4R Single-Channel Wireless Rackmount Receiver (H9: 512 - 542 MHz)

  Output	1x XLR Output 1x 1/4" (6.35 mm) Output
  Output Impedance	XLR: 200 ohms 1/4": 50 ohms
  Audio Output Level	XLR Connector: -20.5 dBV into 100 kOhms Load (Reference +/-33 kHz with 1 kHz Tone) 1/4": -13 dBV into 100 kOhms Load (Reference +/-33 kHz with 1 kHz Tone)
  RF Sensitivity	-105 dBm for 12 dB SINAD, Typical
  Image Rejection	>50 dB, Typical
  Housing	Molded ABS, Steel
  Power Requirement	12 to 15 VDC @ 260 mA, Supplied by External Power Supply (Tip Positive)
  Dimensions (H x W x D)	2.0 x 7.8 x 6.4" (50 x 198 x 163 mm)
  Weight	2.2 lb (998 g)

  Box Dimensions (LxWxH)	18.4 x 14.7 x 3.8"

• MX153 Earset Headworn Microphone (Tan)

  Transducer	Electret Condenser
  Polar Pattern	Omnidirectional
  Frequency Response	20Hz to 20kHz
  Sensitivity	Open circuit voltage, @ 1kHz, typical: -41dBV/Pa (9 mV/Pa)
  Maximum Input Sound Level	1kHz at 1% THD: 2500 Ω load: 107 dB SPL 1000 Ω load: 107 dB SPL
  Signal-to-Noise Ratio	60dB
  Dynamic Range (Typical)	@ 1kHz 2500 Ω load: 73 dB 1000 Ω load: 73 dB
  Self Noise	Equivalent SPL, A-weighted, typical: 34dB
  Common Mode Rejection	20Hz to 20kHz
  Operating Temperature	0 to 135° F (-18 to 57° C)
  Polarity	Positive pressure on diaphragm produces negative voltage on pin 3 with respect to pin 1.
  Power Requirements	+1 - 5VDC (500 μA max.)
  Dimensions	Cable Length: 48" (1.21m)
  Weight	0.69oz (19.76g)

  Box Dimensions (LxWxH)	10.1 x 4.9 x 3.3"

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