3 ms·
I've observed a lot of ground loop problems in cars with a smartphone connected to a stereo line input and also to a USB charger. Some of the USB supply return
by mmagin 10y ago
I've observed a lot of ground loop problems in cars with a smartphone connected to a stereo line input and also to a USB charger. Some of the USB supply return currents pass through the shield of the audio cable and nastiness ensues.
- topranks 10y agoYeah have had this too. Still stick with the 3.5mm jack over Bluetooth for quality.