We think of crystals as the gold standard of frequency generation ... [W3AXL] picked up a rubidium reference oscillator on eBay at a low cost, and he shows us how it works in the video you ...

You can find rubidium frequency standards all over eBay and ... [Gerry] decided he would fix that, turning his rubidium standard into a proper piece of bench equipment, all in a single afternoon.

Bengaluru: Joining a club of four other countries, India is all set to sync Indian computers with the domestically developed ‘Rubidium atomic ... tracking the resonant frequency of atoms used ...