Description
QLX-D Digital Wireless Specifications
RF Carrier Frequency Range
174 – 216 MHz, 470 – 865 MHz, 1492 – 1525 MHz, 1785 – 1805 MHz,
Image Rejection
>70 dB, typical
Latency
<2.9 ms
RF Sensitivity
-97 dBm at 10-5 BER
Working Range
100 m line-of-sight
Audio Frequency Range
20 Hz to 20 kHz
Audio Dynamic Range
(System Gain @ +10)
>120 dB, A-weighted, typical
Total Harmonic Distortion
<0.1%
(−12 dBFS input, System Gain @ +10)
Operating Temperature Range
-18°C to 50°C
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QLXD4 Receiver
Dimensions
41 mm x 197 mm x 151 mm
Weight
777 g, without antennas
Housing
Steel
Power Requirements
12 V DC @ 0.4 A, supplied by external power supply (tip positive)
Spurious Rejection
> 80 dB, typical
Antenna Connector Type
BNC
Antenna Impedance
50 Ω
Gain Adjustment Range
-18 to +42 dB (in 1 dB steps)
Configuration
¼” (6.35 mm): Impedance balanced (Tip = audio, Ring = no audio,Sleeve = ground ) XLR: balanced (1= ground, 2 = audio +, 3 = audio −)
Antenna Impedance
¼” (6.35 mm): 100 Ω (50 Ω Unbalanced)
XLR: 100 Ω
Full Scale Output
¼” (6.35 mm): +12 dBV
XLR: LINE setting = +18 dBV, MIC setting = -12 dBV
Mic/Line Switch
30 dB pad
Network Interface
Single Port Ethernet 10/100 Mbps
Network Addressing Capability
DHCP or Manual IP address
QLXD1 Bodypack Transmitter
QLXD2 Handheld Transmitter
Dimensions
QLXD1: 86 mm x 65 mm x 23 mm without antenna
QLXD2: 256 mm x 51 mm L x Dia. Note: Final dimensions depend on cartridge.
Weight
QLXD1: 138 g, without batteries
QLXD2: 347 g, without batteries Note: Final weight depends on cartridge.
Housing
QLXD1: Cast aluminum
QLXD2: Machined aluminum
Battery Type
Shure SB900A Rechargeable Li-Ion or AA batteries 1.5 V
Battery Runtime
(@ 10 mW) Shure SB900A rechargeable: up to 10 hours
alkaline: up to 9 hours
RF Output Power
1 mW or 10 mW
Occupied Bandwidth
< 200 kHz
Modulation Type
Shure proprietary digital
Mic Offset Range
0 to 21 dB (in 3 dB steps)
