You might want to try a USB Optical Isolator... https://www.amazon.com/gp/product/B09L4QJM14 and https://www.amazon.com/CableMax-Isolator-5000-Vrms-Dongle/dp/B00QU232UM I purchased one of these as there was a bunch of noise over USB between my M2 Mac and Transceiver.
Another post on USB noise! Purchase a USB opto isolator -
https://www.amazon.com/gp/product/B09L4QJM14 and https://www.amazon.com/CableMax-Isolator-5000-Vrms-Dongle/dp/B00QU232UM I purchased one of these as there was a bunch of noise over USB between my M2 Mac and Transceiver.
Also I strongly recommend buying a usb isolator for the throttle. Mine shorted out after about a year and from what I’ve seen on the forums it happens a lot.
I got the replacement pcb for $50, but this time around I’m isolating the usb port with this:
Cablemax USB Isolator 5000 Vrms Dongle https://www.amazon.com/dp/B00QU232UM