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Shure BLX14/P31

Photos - Microphone Shure BLX14/P31
Shure BLX14/P31
Colour
Radio system
Microphonehead
Operating principleelectret
Specs
Microphone directivityunidirectional
Directional patterncardioid
Rated resistance600 Ohm
Frequency range60 – 20000 Hz
Sensitivity-50 dB
Sound pressure145 dB
Functions and connectors
Featureswireless
mute button / on transmitter /
ConnectionXLR / on receiver /
Jack (6.35 mm) / on receiver /
TA4F
General
Range91 m
Gooseneck
Power sourcebattery / transmitter /
Materialplastic
Weight45 g
In boxreceiver
transmitter
windscreen
Added to E-CatalogJune 2016
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Shure 2025 - new arrivals, bestsellers, and the most relevant models Shure.
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The BLX14/PGA31 Headworn Wireless System is part of the BLX wireless systems family.Shure BLX® Wireless Systems combine p... morerofessional-quality sound with simple setup and an intuitive interface for legendary audio performance right out of the box. Precision-built and available in a variety of configurations, it’s the most accessible way to own the stage.The PGA31 cardioid headset condenser microphone offers clear and reliable hands-free audio at an affordable price. Features include a permanently-charged electret condenser element, flexible gooseneck, tailored frequency response, TA4F (TQG) and a windscreen.IncludesBLX4 Wireless ReceiverBLX1 Bodypack TransmitterPGA31 Headset MicrophonePower SupplyWindscreenClothing clipFeaturesBLX System FeaturesUp to 12 compatible systems per frequency band (region dependent)Microprocessor-controlled internal antenna diversityOne-touch QuickScan frequency selection quickly locates the best frequency1/4" and XLR audio outputsTwo color audio status indicator LEDPGA31 Headset FeaturesPower and battery status LEDAdjustable gain controlQuick & easy frequency matching2 AA batteries (included) provide up to 14 hours of continuous use300 feet (91 m) operating range (line of sight)SpecificationsBLX SystemWorking Range: 91 m (300 ft) Line of Sight (actual range depends on RF signal absorption, reflection and interference)Audio Frequency Response: 50 to 15,000 Hz (dependent on microphone type)Total Harmonic Distortion, Ref. ±33 kHz deviation with 1 kHz tone: 0.5%, typicalDynamic Range: 100 dB, A-weighted, typicalOperating Temperature: -18°C (0°F) to 57°C (135°F) (battery characteristics may limit this range)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.BLX4 Wireless ReceiverOutput ImpedanceXLR connector: 200 Ω6.35 mm (1/4") connector: 50 ΩAudio Output Level, Ref. ±33 kHz deviation with 1 kHz toneXLR connector: –27 dBV (into 100 kΩ load)6.35 mm (1/4") connector: –13 dBV (into 100 kΩ load)RF Sensitivity: -105 dBm for 12 dB SINAD, typicalImage Rejection: >50 dB, typicalDimensions (H x W x D): 1.57 in. X 7.40 in. X 4.06in. (40 mm X 188 mm X 103 mm)Weight: 8.5 oz. (241 g)Housing: Molded ABSPower Requirements: 12–15 V DC @ 235 mA (BLX88, 320 mA), supplied by external power supply (tip positive)BLX1 Bodypack TransmitterAudio Input Levelmax: -16 dBV maximummin (0 dB): +10 dBV maximumGain Adjustment Range: 26 dBInput Impedance: 1 MΩRF Transmitter Output: 10 mW, typical (varies by region)Dimensions (H x W x D): 4.33 in. X 2.52 in. X 0.83 in. (110 mm X 64 mm X 21 mm)Weight: 2.6 oz. (75 g), without batteriesHousing: Molded ABSPower Requirements: 2 LR6 AA batteries, 1.5 V, alkalineBattery Life: up to 14 hours (alkaline)PGA31 Headset MicrophoneType: Electret
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