Fluke Biomedical 440RF - Manual (Page 18)

Victoreen 440RF/D
Operators Manual
2-10
Distance in Inches from “Measurement Plane” to Source
Correction Fac
tor
Distance in Centimeters from “Measurement Plane” to Source
Figure 2-5. Proximate Source Correction
Curve
Small Beam
Window
Ion Chamber
Ionized Volume
Non-Ionized Volume
Figure 2-6. Small Cross Section Beam