The CAD USB filter has just been reviewed by Alan Sircom in the February 2025 edition of HIFi+.
The filter, based on the patented USB filter used in our award winning audio cable, is compatible with any other brand of USB audio cable. Connecting directly to the USB B socket of your DAC, the USB filter reduces high frequency noise on the data, +5V and ground lines in the USB connection.
He said : “Those who try it think it’s the gateway into Computer Audio Design’s ethos. The CAD USB filter does not undermine the value of a high-performance USB cable; it complements it”.
Read the full review here:
HiFi+ Review of the CAD USB Filter