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FEU-140 Parameters and characteristics . |
![]() Photocathode: Sb-Cs-K spectrum: 200...650 nm Diameter of photocathode: 25 mm 12 dinodes Weight: about 50 g Optical sensitivity of photocathode: 40 mkA/lm Optical sensitivity of anode: 10 A/lm at U < 1500 V 1000 A/lm at U < 2200 V Spectral response of photocathode: 30 mA/W Anode dark current: 30 mA Instability: 5% Electical limits: Power voltage: not more than 2400 V Anode current: 20 mkA | |
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