Wiring A Stereo Headphone Jack To Speaker Get your headphone wires and put one on positive and one on negative. It doesn't matter which goes one which. Plug it in to your mp3 player and touch the wires on the speaker till' you get a sound. Hold them there and hot glue them down.
Wiring A Stereo Headphone Jack To Speaker This is a description on How to wire a speaker to 3.5mm jack. This should work perfectly , though it may be rather quiet , you can add an amplifier in between the headphone jack and speaker to
Wiring A Stereo Headphone Jack To Speaker Wiring up the audio connector so that you can also use an internal speaker The headphone jack can be wired to connect normally to an internal speaker, until a plug is inserted in the jack, whereupon the audio is routed to the headphones.
Wiring A Stereo Headphone Jack To Speaker One of the most versatile ways to do that is to use a 3.5 mm stereo audio jack. These can be salvaged from an old set of portable audio headphones. If you cut off the ear buds, you can plug the jack into an audio source and connect the wires directly to your circuits.