While better known in Europe than America, the Swiss firm made fancy clocks and watches for the likes of J.P. Morgan and the Royal Navy.

Clocks used to be dowdy old things with mechanical hands and sometimes even little cuckoo birds that would pop out to chime the hour. [David] built something altogether more modern that uses ...

[Ian Dunn] chose those very parts to produce his 4017 Decade Binary Clock. The clock uses only digital logic ICs to tell the time – there are no microcontrollers here! After four or five ...