Reduce RF interference from your wireless microphones by adding this four pack of Sound Devices A-FILTER-R circuit boards to the Cable Techniques CT-LPXLR-3F right-angle low-profile XLR connectors in your rig. The passive design does not degrade the audio in any way and adds additional RF filtering for cleaner wireless signals coming into your mixer/recorder.

Improves RF immunity for microphones specifically when connected to digital wireless transmitters

For use with balanced microphones

Reduces unwanted RF signals by -40 dB

Does not degrade audio signal, affect phantom voltage, or draw any power in any way

Designed to be used with the Cable Techniques CT-LPXLR-3F connector only

Separately available solder, soldering iron, and allen wrench are required for cable assembly