04-11-2020, 10:53 AM
Yes, ground loop isolator will solve your problem.
You can test it without ground loop isolator, by powering raspberry pi and ampiflier with two different power sources that doesnt share the same ground (cars chassis). Just power raspberry with phones powerbank or with something.
You can test it without ground loop isolator, by powering raspberry pi and ampiflier with two different power sources that doesnt share the same ground (cars chassis). Just power raspberry with phones powerbank or with something.
Raspberry Pi 4b-4gb / Official 7" touchscreen / OAP 5.0 / Honor 8x (AndroidAuto 5.) / USB sound card / USB microphone