Overview
For capturing audio, the QLXD24/B58 Handheld Wireless Microphone System by Shure is a good choice. It can be used for mid-size events and installations in businesses, hotels, government offices, schools, houses of worship, live performance spaces, and more. It features 24-bit digital audio, network control and AES-256 encryption.
The QLXD wireless system is built with switching diversity and automatic channel scan, and has IR sync capabilities to make finding an open frequency quick. Featuring a frequency range of 20 Hz to 20 kHz, it offers more than 60 available channels per frequency band. The handheld also has a backlit LCD display to allow for navigation though the menus and controls. With clearly defined performance, the QLX-D delivers good clean audio and provides professional features for demanding live sound events and installations.
The QLXD24/B58A system includes a QLXD4 receiver, QLXD2 Transmitter with Beta58A capsule, PS23 power supply, two 1/2 wave antennas, two 2′ BNC cables with bulkhead adapters, zipper bag, two AA alkaline batteries, and rackmount hardware.
Key Features
Interchangeable Beta58A microphone cartridge
120 dB dynamic range
Digital predictive switching diversity receiver to capture the clearest sound
64 MHz tuning bandwidth
Up to 17 compatible systems per 6 MHz TV band, and 22 systems per 8 MHz band
Easy pairing of transmitters and receivers over IR scan and sync
Automatic channel scan
Selectable display mode showing group/channel, frequency, or battery runtime
Rugged metal construction
Specifications
System Specifications
RF Carrier Frequency Range
H50: 534-598 MHz
Working Range
328′ (100 m) Note: Actual range depends on RF signal absorption, reflection and interference
RF
Tuning Step Size: 25 kHz, varies by region
Image Rejection
Greater than 70 dB, typical
RF Sensitivity
-97 dBm at 10-5BER
Latency
Less than 2.9 ms
Audio Frequency Response
QLXD1: 20 Hz – 20 kHz (±1 dB) QLXD2: Dependant on microphone type
Audio Dynamic Range
System Gain @ +10: Greater than 120 dB, A-weighted, typical
Total Harmonic Distortion (THD)
-12 dBFS Input, System Gain @ +10: Less than 0.1%
Polarity
System Audio: Positive pressure on microphone diaphragm produces positive voltage on pin 2 (with respect to pin 3 of XLR output) and the tip of the 1/4″ (6.35 mm) output
Operating Temperature Range
-18 to 50°C Note: Battery characteristics may limit this range
Storage Temperature Range
-29 to 74°C Note: Battery characteristics may limit this range.
Mic Capsule
Type
Beta 58A
Frequency Response
20 Hz to 20 kHz
Polar Pattern
Cardioid
Receiver
Housing
Steel
Power Requirement
12 VDC @ 0.4 A, supplied by external power supply (tip positive)
RF Input
Spurious Rejection: Greater than 80 dB, typical Connector Type: BNC Impedance: 50 ohms
Audio Output
Gain Adjustment Range: -18 to +42 dB in 1 dB steps Configuration: 1/4″ (6.35 mm), Impedance balanced (Tip=audio, Ring=no audio, Sleeve=ground) XLR: Balanced (1=ground, 2=audio +, 3=audio -) Impedance 1/4″ (6.35 mm), 100 ohms (50 ohms Unbalanced) XLR: 100 ohms Full Scale Output: 1/4″ (6.35 mm), +12 dBV XLR: LINE setting= +18 dBV, MIC setting= -12 dBV Mic/Line Switch: 30 dB pad Phantom Power Protection: 1/4″ (6.35 mm), Yes XLR: Yes
Networking
Network Interface: Single Port Ethernet 10/100 Mbps Network Addressing Capability: DHCP or Manual IP address Maximum Ethernet Cable Length: 100 m
Dimensions (H x W x D)
41 x 197 x 151 mm
Weight
777 g
Handheld Transmitter
Housing
Machined aluminium
Mic Offset Range
0 to 21 dB (in 3 dB steps)
Battery Type
Shure SB900 rechargeable Li-Ion or AA batteries 1.5 V
Battery Runtime
At 10 mW: Shure SB900: up to 10 hours Alkaline: up to 9 hours
Audio Input
Configuration: Unbalanced
RF Output
Antenna Type: Integrated Single Band Helical Occupied Bandwidth: Less than 200 kHz Modulation Type: Shure proprietary digital Power: 1 mW or 10 mW Note: See Frequency Range and Ouput Power table, varies by region
Dimensions (L x Diam)
256 x 51 mm
Weight
347 g
In The Box
Shure QLXD24-B58A Handheld Wireless System With Beta 58A Microphone
QLXD4 Digital Wireless Receiver (H50: 534 to 598 MHz)
QLXD2/Beta58A Handheld Wireless Microphone Transmitter (H50: 534 to 598 MHz)
Product: Shure QLXD24-B58A Handheld Wireless System With Beta 58A Microphone
Manufacturer: Shure
Model: QLXD24/B58-H51
SKU: QLXD24/B58-H51
RM Product #: 23619
Element Type: Condenser
