Cole Hersee Company, Boston, introduced momentary push-button switches for truck applications. Two switches now have added lip-seals, making them waterproof and preventing ingress of moisture and ...

BOSTON, Mass. — Cole Hersee Company introduces its new momentary push-button switches for truck applications. Two popular Cole Hersee switches now have added lip-seals, making them waterproof and ...

This is an improved version of Anthony Smith’s designs for a latch on/latch off switch (see the whole series below). The new design switches a 120VAC load, and includes several much-needed details on ...

The circuits was designed to illustrate the different functionality of an ON-OFF electronic switch the uses a push button mechanism. Three circuits have been sampled that utilizes the push button ...

[Patman2700] has a nice scope for his paintball gun that uses a red dot instead of cross-hairs. The problem is that he kept forgetting to turn it off which ended up running the batteries down ...