Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
It is a 2-for-1 situation: the xformer is mostly for ground loop control and it also does the DC blocking. motorcycles are horrendous for bad grounding.
I have a motorcycle with a factory audio system auxiliary input and use a Garmin GPS that has an audio output (to aux) and also a mic input on it.
You can pair a phone with the GPS and make calls using the helmet headset. Just needed a voice signal for outgoing phone calls.
I've made a mic...
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