T&L Publications

Building a lighted dog collar...<p>Anyone know where one could buy an electronic case similar to the ones Innotek and other manufacturers use for their dog training collars?<p>The design of these cases (small, watertight, uses a dime to unscrew the battery compartment lid, etc) would be ideal!<p>Tha...

How can I switch on, off, and switch modes to a microntroller circuit using just a single momentary contact spst switch?<p>The circuit is for a lighted dog collar I want to build. Commercial units use a single momentary contact spst switch. First push turns on the collar, subsequent contacts cycle t...