The Shure QLXD24/SM58 Handheld Wireless Microphone System is a good choice to get the job done. 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 QLXD delivers good clean audio and provides professional features for demanding live sound events and installations. The QLXD24/SM58 system includes a QLXD4 receiver, QLXD2 Transmitter with SM58 capsule, PS23 power supply, two 1/2 wave antennas, two 2' BNC cables with bulkhead adapters, a zipper bag, two AA Alkaline batteries, and rackmount hardware.
Shure QLXD24/SM58 Features:
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Interchangeable SM58 microphone cartridge
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120 dB dynamic range
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Digital predictive switching diversity receiver to capture the clearest sound
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64 MHz tuning bandwidth
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Up to 17 compatible systems per 6 MHz TV band, and 22 systems per 8 MHz band
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Easy pairing of transmitters and receivers over IR scan and sync
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Automatic channel scan
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Selectable display mode showing group/channel, frequency, or battery runtime
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Rugged metal construction
Shure QLXD24/SM58 Specifications:
| RF Carrier Frequency Range |
G50: 470 to 534 MHz |
| Working Range |
328' (100 mm) Note: Actual range depends on RF signal absorption, reflection and interference |
| RF |
Tuning Step Size: 25 kHz, varies by region |
| Image Rejection |
> 70 dB, typical |
| RF Sensitivity |
-97 dBm at 10-5 BER |
| Latency |
< 2.9 ms |
| Audio Frequency Response |
QLXD2: Dependent 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 |
0 to 122°F (-18 to 50°C) Note: Battery characteristics may limit this range |
| Storage Temperature Range |
-20 to 165°F (-29 to 74°C) Note: Battery characteristics may limit this range. |
| Receiver |
| Housing |
Steel |
| Power Requirement |
12 VDC @ 0.4 A, supplied by external power supply (tip positive) |
| RF Input |
Spurious Rejection: > 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: 328' (100 m) |
| Dimensions (H x W x D) |
1.63 x 7.75 x 5.94" (41 x 197 x 151 mm) |
| Weight |
1.71 lb (777 g) |
| Handheld Transmitter |
| Housing |
Machined aluminum |
| 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 Maximum Input Level: 145 dB SPL (SM58), typical (1 kHz @ 1% THD) |
| RF Output |
Antenna Type: Integrated Single Band Helical Occupied Bandwidth: < 200 kHz Modulation Type: Shure proprietary digital Power: 1 or 10 mW |
| Dimensions (L x Diam) |
10.1 x 2.0" (256 x 51 mm) |
| Weight |
12.2 oz (347 g) without batteries |
| Mic Capsule |
| Type |
SM58 |
| Frequency Response |
20 Hz to 20 kHz |
| Polar Pattern |
Cardioid |
| Shipping Info |
| Shipping Weight |
9.8 lb |
| Box Dimensions (WxHxD) |
17.4 x 4.0 x 19.4 |
