PSA: Valentine’s Day is a little over two weeks away. If it’s caught you by surprise, don’t fret — especially if you’re not ...

[Justin Scott]’s tube preamplifier is a great example, with its novel use of a pair of Nixie tubes to indicate the volume to which it has been set. The audio side of the preamp comes courtesy of ...

It’s a clock using six IV-3 VFD tubes. In addition to the tube displays the project prominently features a blue 3D printed case which hides away all the guts of the build including the Stellaris ...