QLXD124 - Microphone SHURE - Free user manual and instructions
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| Product Type | Digital Wireless Microphone Receiver |
| Model | QLXD124 |
| Brand | Shure |
| Frequency Range | 470 - 636 MHz (selectable per model variant) |
| Tuning Bandwidth | 66 MHz |
| Audio Frequency Response | 20 Hz - 20 kHz |
| Dynamic Range | >120 dB (A-weighted) |
| RF Sensitivity | -98 dBm at 10^-5 BER |
| Latency | <2.9 ms |
| Antenna Inputs | 2 BNC connectors (50 Ω) |
| Audio Outputs | XLR (balanced), 6.35 mm (1/4 inch) unbalanced |
| Power Supply | 12-15 V DC, 600 mA (external power supply included) |
| Dimensions (H x W x D) | 44 x 218 x 218 mm (1.7 x 8.6 x 8.6 in) |
| Weight | 1.2 kg (2.6 lbs) |
| Display | LCD with menu navigation |
| Encryption | AES-256 |
| Operating Range | 100 m (330 ft) line-of-sight |
| Included Accessories | Power supply, BNC antennas, rackmount kit, user manual |
| Maintenance & Cleaning | Wipe with dry cloth; do not use liquids; store in dry, cool place |
| Safety Precautions | Use only supplied power adapter; avoid exposure to rain or moisture; keep away from heat sources |
| Repairability | Replaceable antennas externally; internal repairs by Shure authorized service only |
Frequently Asked Questions - QLXD124 SHURE
How do I pair the QLXD124 receiver with a transmitter?
Press the SYNC button on the receiver, then on the transmitter press the sync button within 3 seconds. The devices will automatically link and set frequency.
What is the maximum operating range of the QLXD124?
Under optimal line-of-sight conditions, the QLXD124 can achieve a range of up to 100 meters (330 feet). Obstacles and interference may reduce range.
Can I use multiple QLXD124 receivers together?
Yes, you can use multiple receivers. Use the SCAN function to find clear frequencies and avoid interference between channels. Rackmount kits allow easy stacking.
What type of batteries does the transmitter use?
The QLXD124 receiver does not use batteries; it requires external DC power. However, compatible transmitters (e.g., QLXD1) use 2 AA batteries or a Shure SB900 series rechargeable battery.
How do I perform a factory reset on the QLXD124?
Go to the MENU, select 'Utilities', then 'Factory Reset'. Confirm the reset. All settings will return to default, so backup any custom frequencies first.
What audio outputs are available on the QLXD124?
The receiver provides both a balanced XLR output and an unbalanced 1/4-inch (6.35 mm) output. Use XLR for long cable runs; 1/4-inch for connecting to consumer gear.
Does the QLXD124 support AES encryption?
Yes, the QLXD124 uses AES-256 encryption to secure the audio signal. Enable encryption in the menu under 'Security' for both receiver and transmitter.
Why is my QLXD124 not receiving any signal?
Check that both receiver and transmitter are on the same frequency. Verify antennas are connected properly. Ensure the transmitter is not muted or set to a low power mode. Try a SYNC operation.
Can I use the QLXD124 with third-party antennas?
Yes, the receiver has standard BNC 50 Ω antenna inputs. You can use external antennas or active splitters, as long as they are compatible with the frequency band.
What maintenance does the QLXD124 require?
Regularly clean the unit with a soft dry cloth. Ensure ventilation slots are clear. Avoid exposure to liquids or dust. Store in a cool, dry place when not in use.
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USER MANUAL QLXD124 SHURE
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Product information
Brand : SHURE
Model : QLXD124
Category : Microphone