With 40 of the versatile timer chips in a build ... Luckily, the 555 makes a fine inverter too, and along with some diode-resistor OR gates, the basic counter module was born.

Definitely not in the meme category, though, is this overkill vacuum tube 555 timer. It comes to us via [David Lovett], aka [Usagi Electric], who has lately caught the “hollow state ...