For some reason, dual horn relay wiring harness kits are difficult to find lately. The Eastern Beaver dual horn relay harness (review) that I’ve used before is no longer being made, unfortunately. But ...

This simple electronic bicycle horn circuit uses only one gate of a 4093 quad 2-input NAND Schmitt trigger, U1, conected in a simple, low frequency, square-wave oscillator circuit. The oscillator’s ...

Last month we discussed the basics of your car's 12-volt electrical system with the goal of understanding enough to trace problems to a particular electrical component. This month we're going to delve ...

The RE46C100 is a piezoelectric horn driver circuit designed for applications employing a self oscillating piezoelectric horn and direct drive applications. This device features low quiescent current, ...

This continues a previous column’s explanation of how to repair a broken horn on a 1999 Honda Civic. Your Civic uses a relay, located under/behind the left side of the instrument panel, to operate the ...

Most motorcycles come with a ridiculously lame kid’s toy sounding horn and the new Suzuki V-Strom 1000 ABS is no different. The big V-Strom was fitted with a single disk type horn with that familiar ...