BERTHOLD TECHNOLOGIES Uni-Probe LB 490 - Linear and Exponential

Uni-Probe LB 490
BERTHOLD TECHNOLOGIES GmbH & Co. KG
7 – 705
Volume 7 6 Explanations
7
6.3 Linear and Exponential
This function is used only for one- and two-point calibrations.
Linear The relation between level and count rate is linear.
Figure 6-4 Linear relation
Linear calibration is used in applications involving rod sources and
point detectors
Exponential The relation between level and count rate is an exponential func-
tion.
Figure 6-5 Exponential
This calibration is used in applications involving point sources and
point detectors.
100%
0%
CPS
Meas. range
100%
0%
CPS
Meas. range
absorption path