Lit by a blue LED, the latest addition to the Knitter-Switch range of miniature, illuminated push buttons extends the choice for design engineers beyond the existing red, green and yellow colours.

[pros] has come up with a very elegant way of making lighted buttons (translated). Using a bunch of small push buttons harvested from old CD players, he rigged this unique way of mounting LEDs. Each ...

Push-button start may be common today, but it wasn't always the dominant way to crank an engine. Push-button start systems and ignition key systems activate the same process in different ways. Do you ...