Articles

Pieces Parts

by Dan Wiswell About thirty years ago I was doing some spring cleaning and decided to bring a few tables worth of items to a large flea market in south-central New Hampshire. I had an […]
News

Photon momentum for metrology – PTB.de

The optical cavity consists of two ultra-high-reflectivity mirrors (reflectivity > 99.995 %) that are suspended from two electromagnetic force-compensation balances. The visible laser beam is reflected 21 times between the mirrors. Source: Photon momentum for […]
Product Announcements

New Rohde & Schwarz LCX LCR Meter

With a completely new family of high performance LCR meters, the frequency range of impedance measurements provided by Rohde & Schwarz test equipment is dramatically extended to cover AC components operating from 4 Hz to […]