3 ms·
...time to knock-up a coin-cell driven white noise generator attached to a piezo disc in a slim case with self-adhesive fixing. I offer you the hiss-o-tron 'imp
by linker3000 10y ago
...time to knock-up a coin-cell driven white noise generator attached to a piezo disc in a slim case with self-adhesive fixing. I offer you the hiss-o-tron 'improved-security' device.