Audio
Shure SLXD4Q+
Receive a panel’s wireless microphones while keeping RF, audio routing and network control distinct.
Need this equipment for your project?
Ask GLMedia about rental or purchase options and advice on a compatible configuration. Availability, configuration, location, price and terms are confirmed for your request.
Model and application
- Receiver
- SLXD4Q+
- Audio channels
- 4
- Standard outputs
- Analog XLR / jack
- Network
- Shure control
- Dante variant
- SLXD4QDAN+
Read the complete receiver suffix, regional band and transmitter model. A network connector on the standard receiver is not proof of Dante audio capability.
Connections and required equipment
Antenna RF reaches the receiver; decoded audio goes to the configured physical outputs. Audio Summing can combine channels. Ethernet control, RF cascade and microphone audio are different connections.
Prepare the system
- Record receiver/transmitter versions, bands and antenna distribution.
- Coordinate frequencies, select the channel and perform documented IR sync at protected output level.
- For a panel, confirm independent console inputs or an intentional summed feed; rehearse every microphone and walk the coverage area.
Questions and troubleshooting
Case: an older handheld will not sync.
A similar model name or overlapping tuning range is not sufficient.
- Check the manufacturer’s exact transmitter/receiver band table and supported firmware.
- Use the documented narrowband/wideband configuration where applicable, then align IR ports and read the sync result.
- If the exact pairing is unsupported, stop rather than forcing an overlapping frequency. If supported but SYNC repeatedly fails, retain band labels, versions and the exact result for Shure support. After success, verify RF and each microphone’s audio at the console.
Case: multiple voices appear on one console input.
Inspect Audio Summing before repatching the console.
- Compare summing mode, output labels and the actual cables.
- Choose independent outputs when separate mixing is required; mute/protect destinations before changing a summed configuration.
- If each voice now reaches only its intended console input, the separation is verified; rehearse all microphones and restore agreed levels. If voices remain combined, compare the complete receiver/output/console map with the technician rather than changing several routing stages together.
Case: the last receiver in a cascade drops out.
Do not extend the chain based on another user’s success.
- Compare matching RF bands, antenna in/cascade ports, coax and the current exact cascade diagram.
- Measure RF at the first and last receiver and walk-test; use the documented distribution design rather than exceeding its limit.
- If the first receiver remains stable while the last degrades, the distribution path needs investigation; this does not identify a failed receiver. Verify the documented chain with the RF coordinator across the required area; persistent dropouts or an uncertain cascade limit require Shure support before extending it.
Choose the next check
| Observation | Next check | What to record |
|---|---|---|
| Sync failure | Family/band/version and IR | Full labels and error |
| Voices combined | Audio Summing and output map | Mode and cables |
| End-of-chain dropout | RF distribution and coverage | Band, chain, RF levels |
Precautions
- Check authorized regional frequencies before use.
- Antenna bias and active accessories require their exact documented power/compatibility.
- Feedback-reduction features do not replace microphone placement, operator control or a tested backup.
Official documentation
Sources consulted October 22, 2026. Match the exact model, version and system before applying settings.
- Shure — SLXD4Q+ — Standard versus Dante receiver.
- Shure — SLXD4Q+ User Guide — Official operating sections; verify installed revision.
- Shure — SLXD4Q+ manual (mirror) — Manufacturer summing diagrams mirrored externally.