Handheld Wireless Microphone System Featuring a BETA 87A Handheld Wireless Microphone - Q12 Band (748-758 MHz)
ชุดไมค์โครโฟนถือไร้สายแบบเดี่ยว คลื่นความถี่ Q12 Band (748-758 MHz) ประกอบด้วย
The QLXD24/B87A Handheld Wireless Microphone System is part of the QLX-D wireless systems family.
QLX-D® delivers outstanding wireless functionality ideal for mid-size events and installations in businesses, hotels, and government offices with conferencing spaces; schools, houses of worship, and live performance spaces.
Featuring a BETA 87A handheld wireless microphone transmitter, QLXD24/B87A combines professional features with simplified setup and operation.
Includes QLXD2/BETA 87A, QLXD4, microphone clip, power supply, 2 AA batteries, battery contact cover, two 1/2 wave antennas, 2 BNC cables, zipper bag, 2 BNC bulkhead adapters, rackmount kit, and user guide
SHURE QLXD2 Handheld Transmitter
Featuring transparent 24-bit digital audio quality and incredibly efficient RF spectrum usage, the QLXD2 handheld transmitter is ideal for wireless vocals in presentation spaces, music venues, and houses of worship. Easy to use, the QLXD2 quickly syncs with a wireless receiver over IR at the push of a button and maintains clear, uninterrupted signal over its entire 100 m (330 ft.) range. All metal construction ensures durability, and a wide selection of compatible microphone choices offer legendary Shure sound signatures.
QLXD4 Digital Wireless Receiver
Half-rack QLXD4 Digital Wireless Receiver quickly finds open frequencies and deploys them to transmitters via the one-touch sync function. Works with QLX-D™ Digital Wireless Systems Features Ethernet networking and mobile monitoring and control capabilities
With transparent 24-bit digital audio quality and incredibly efficient RF spectrum usage, the QLXD4 Digital Wireless Receiver combines professional features with streamlined setup and operation. Automatic scanning quickly finds open frequencies, and one-touch IR sync quickly deploys them to transmitters.
Ethernet networking enables networked channel scanning across multiple receivers and Wireless Workbench® software integration for remote control of receiver settings from a PC or Mac. Remote monitoring and control from iOS devices also is available via the ShurePlus™ Channels Mobile App.
SHURE BETA87A Vocal Microphone
The BETA87A supercardioid condenser microphone head which gives you studio quality sound and is tailored for lead vocals for live performance. It also provides maximum isolation from other onstage sounds.
The microphone adds warmth to the frequency response and creates an ideal environment for in ear personal monitoring. And its highly consistent cardioid pattern offers excellent rear rejection.
System technical specifications
Further Technical Specs
|RF Carrier Range||470–932 MHz, varies by region (See Frequency Range and Output Power table)|
100 m (328 ft)
|RF Tuning Step Size||25 kHz, varies by region|
|Image Rejection||>70 dB, typical|
|RF Sensitivity||−97 dBm at 10−5 BER|
|Audio Frequency Response||
QLXD1: 20 Hz – 20 kHz (±1 dB)
Audio Dynamic Range
|>120 dB, A-weighted, typical|
Total Harmonic Distortion
|System Audio Polarity||Positive pressure on microphone diaphragm produces positive voltage on pin 2 (with respect to pin 3 of XLR output) and the tip of the 6.35 mm (1/4-inch) output.|
|Operating Temperature Range||
-18°C (0°F) to 50°C (122°F)
|Storage Temperature Range||
-29°C (-20°F) to 74°C (165°F)
|Tuning Bandwidth||64 MHz*|
|Compatible Systems per TV Channel||17 per 6 MHz TV channel, 22 per 8 MHz TV channel|
|WWB 6 Compatible||Yes|
|Rechargeable Batteries||Shure SB900 Lithium ion battery|
|High Density Mode||No|
|RF Output Level||Selectable 1/10 mW|
|Antenna Bias||No, requires antenna distribution amplifier or UABIAST|