http://www.npl.co.uk/open-house/
There was plenty to see including 2 RF anechoic chambers for testing antennas, a Cesium fountain atomic clock, the UK national standard Kilogram plus all sorts of interesting demonstrations.
- Anechoic Chamber.jpg (155.67 KiB) Viewed 24415 times
- Cesium Fountain Clock.jpg (188.22 KiB) Viewed 24415 times
- Standard Kilogram.jpg (96.69 KiB) Viewed 24415 times