RPI Service History

In the late 1950s the United Kingdom Atomic Energy Authority established a research site at Winfrith in Dorset. Since the 1960s, building A56 at Winfrith has been used to calibrate radiation monitoring equipment.

Pre 1984
Prior to 1984 the calibration system consisted of sources, pneumatically raised and suspended in a ‘flight-tube’. The instrument under test was placed on the table, at a distance that had to be manually calculated.

1984
A new calibration system was installed. It was controlled by a BBC microcomputer and featured:

1990
In November 1990 the department was the first in the UK to achieved NAMAS (now UKAS) accreditation for the calibration of gamma doserate meters.

1995
The calibration control system was completely redesigned and rebuilt. The industry leading design expanded the features to include:

•Windows based program
•on-screen live video (Colour)
•industry standard compatibility
•certificate generation with preview
•reporting functions

1997
In 1997 the whole department relocated to refurbished building, A56 at Winfrith.

1999
RPI Services achieved UKAS accreditation for the Calypso™ surface contamination calibration system.

2009
Today we employ 9 RPI experts and undertake over 5000 annual calibrations for some 80 clients in the UK and abroad.