XP2020 Description
Window material Photocathode Refr. Index at 420nm Multiplier structure Borosilicate glass Bi-alkali 1.48 Linear focused Sk (mA/W) 100 Photocathode characteristics Spectral range : Radiant, at 420nm Min Typ 270-650 420 70 10 80 Max Unit nm nm µA/lm µA/lmf mA/W 10 7.5 1 Characteristics with voltage divider A Gain slope (vs supp.
XP2020 Key Features
- Radiant, at 420nm
- Anode dark current
- Background noise
- Single electron spectrum resolution Peak to valley ratio Pulse amplitude resolution for 137Cs Gain halved for a magnetic
- characteristic measured and mentioned on the test ticket of each tube