- Description
Details
The Shure GLX-D Digital Wireless Systems combine leading-edge LINKFREQ Automatic Frequency Management technology with best-in-class intelligent lithium-ion battery rechargeability to define the new standard for seamless operation and digital audio clarity. Compatible with Shure microphones trusted by musicians for decades, the GLXD2 transmits wireless audio with digital clarity and rock-solid reliability. It is for use with GLX-D Digital Wireless Systems.
The Shure Beta 87A is a premium quality supercardioid hand-held electret condenser vocal microphone with exceptionally smooth frequency response and high sound pressure level capability. Used for professional sound reinforcement, broadcasting, and studio recording applications, the Beta 87A combines superb performance with the ruggedness needed for touring and field production.- Features
Features
- GLXD2 Handheld Transmitter Features:
- Integrated microphone capsule design, featuring the legendary Beta 87A
- Automatically links with GLX-D wireless receivers for seamless frequency changing
- BETA 87A Vocal Microphone Features:
- Smooth frequency response with gradual presence rise
- Highly consistent supercardioid polar pattern provides superior gain-before-feedback
- Electronic low-frequency roll-off compensates for proximity effect
- Wide dynamic range (117 dB) and low distortion characteristics
- Very low susceptibility to RFI and electromagnetic hum
- Advanced cartridge shock-mount system absorbs mechanical shocks and reduces handling noise
- Built-in pop filter reduces undesirable wind and breath sounds
- Legendary Shure quality and reliability
- Specification
GLXD2 Handheld Transmitter Operating Range 200 ft (60 m) line of sight Frequency Band ISM 2400 – 2483.5 MHz Audio Range 20 – 20,000 Hz Transmitter RF Output Power 10 mW E.I.R.P. maximum Audio Output Connector XLR and 1/4" (6.3 mm) unbalanced Maximum Output Level O dBV (XLR/line), +8.5 dBV (1/4") Battery Life Up to 16 hours Dynamic Range 120 dB A-weighted System Distortion 0.2% THD typical (ref. +/- 38 kHz deviation, 1 kHz tone) Operating Temperature Range -18°C (0°F) to +57°C (135°F) Power Requirements 3.7 V custom rechargeable lithium-ion battery BETA87A Vocal Microphone Cartridge Type Condenser (electret bias) Frequency Response 50 to 20,000 Hz Polar Pattern Supercardioid Output Impedance Rated at 150 ohms (100 ohms actual +/- 20%), Recommended minimum load impedance: 800 ohms Sensitivity (at 1,000 Hz) Open Circuit Voltage -52.5 dBV/Pa (2 mV) Clipping Level (at 1,000 Hz) 1000 ohm Load: -6 dBV (0.5 V) Maximum SPL (at 1,000 Hz) 140.5 dB (0.25% THD, 1000 ohm load) Self-Noise 23.5 dB typical, A-weighted; 25.5 dB typical, weighted per DIN 45 405 Dynamic Range 117 dB (maximum SPL to A-weighted noise level) Signal-to-Noise Ratio 70.5 dB at 94 dB SPL (IEC 651) Polarity Positive pressure on diaphragm produces positive voltage on pin 2 relative to pin 3 Power Phantom Supply Requirement 11 to 52 Vdc, positive at both pins 2 and 3 Current Drain 1.0 to 1.2 mA Connector Three-pin (XLR) professional audio Dimensions (H x Diameter) 9.9" (252 mm) x 2" (51 mm) Weight 0.45 lbs (207 g) - Reviews
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