The Shure BLX4 Wireless Receiver 512-542 MHzis a single-channel tabletop wireless receiver compatible with the BLX1 bodypack and BLX2 handheld transmitters. Compact and lightweight, it houses internal antennas and is ideal for portable use.

The BLX4 features one-touch QuickScan frequency selection to quickly search 123 available frequencies and locate a clean RF channel in case of interference. It employs microprocessor-controlled diversity technology to reduce dropouts. BLX systems allow up to 12 mic channels to operate simultaneously in each frequency band, at a range up to 300'.

Located on the front panel, an LED display shows the RF frequency group and channel, while two LED status indicators inform you when the system is ready to operate and alert you if your audio is clipping. The receiver offers 1/4" and XLR outputs for connectivity to PA systems and mixing boards.

For Small Venues and Conference Rooms    Single-Channel, Portable Tabletop Design    123 Auto-Scan Frequencies    Internal Antenna Diversity    Expandable to 12 Mic Channels/300' Range

Related Questions and Answers

Q: 1. If utilizing this receiver with a Sony FX-3 and the SMAD-P5 and using two transmitters, is the system still true diversity? Also, is auto gain control the only option with the SMAD-P5 and the FX-3?

A: Yes, the Sony URX-P41D Dual-Channel Camera-Mount Wireless Receiver still uses true diversity reception when receiving audio from two transmitters and connected to the Sony SMAD-P5 Digital MI Shoe Adapter.

Q: 2. Will this work for both channels in a Sony X400 camera?

A: Hi Tom, Yes. Thanks, Erin

Q: 3. Will the balanced output drive a device that requires line level input? I was thinking of connecting it directly to the line level input of the Radial EXO-POD.

A: The Sony URX-P41D Dual-Channel Camera-Mount Wireless Receiver is only capable of Mic level output signals and does not offer Line level output.

Q: 4. Does this work for both channels in a Sony X400 camera?

A: Hi Tom, Yes. Thanks, Erin

Q: 5. Can you use 2 of these units with one body pack transmitter. Use case would be put one receiver on camera for monitoring and one receiver into audio recorder as a way of having redundancy in recordings.

A: Yes, two Sony URX-P40 Camera-Mount Wireless Receivers can be used with a single transmitter, as long as both the transmitter and the receivers are set to the same wireless channel.

Q: 6. Is there a 3.5mm to TA3 cable to plug this into an 833 TA3 input?

A: A cable such as the Cable Techniques 3.5mm TRS to TA3F Balanced Cable (BH #CACTS2KT318) could be used to facilitate connection between the locking 3.5 mm TRS female balanced output on the Sony URX-P41D Dual-Channel Camera-Mount Wireless Receiver and the TA3 input connections on the Sound Devices 833 Multitrack Field Recorder.

Q: 7. Is it possible to use manual audio gain also as all 4 channels on a sony a7sIII via MI shoe? (because on older P03D its only automatic and 2 channel)

A: You can use the Sony URX-P41D Dual-Channel Camera-Mount Wireless Receiver together with the Sony SMAD-P5 Digital MI Shoe Adapter for UWP-D Series (B&H # SOSMADP5) to connect to the Sony a7S III MIrrorless Camera via the multi interface shoe. The URX-P41D offers a 4-channel mixer that enables you to control your mic levels (up to four) as well as assign output 1 and/or 2 as needed.

Q: 8. Is the SMAD-P5 MI Shoe Adapter included, or a separate purchase?

A: The Sony SMAD-P5 Digital MI Shoe Adapter for UWP-D Series (B&H #SOSMADP5) is not included with the Sony URX-P40 Camera-Mount Wireless Receiver.

Q: 9. Can this receiver be as a IFB to monitor audio?

A: Yes, the Sony URX-P40 Camera-Mount Wireless Receiver does have a 3.5mm headphone jack which can be used to monitor audio, so it could be used for an IFB application.

Q: 10. Will it be possible to pair URX-P03D with 2 URX-P40? Or will it be any upcoming Sony dual Chanel kits?

A: Both of the models indicated are receivers. The new Sony UTX-B40 transmitter can be used with the URX-P03D receivers.