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Part Number	Size [mm]
R7447P	28

28mm side on PMT for 160-710nm. for photon counting

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Key Specifications	Drawing	Related Products
Part Number R7447P Type Metal Size 28mm ActiveDia/L 24mm ActiveHeight 8mm Min 160nm Max 710nm Peak Sens. 410nm Cathode Radiant Sensitivity 70mA/W Window Silica, Fused Cathode Type Low noise Bialkali Cathode Luminous Sensitivity 100µA/lm Cathode Blue Sensitivity Index 8 Anode Luminous Sensitivity 1200A/lm Gain 1.2E+07 Dark Counts 10sec-1 Rise Time 2.2ns Transit Time 22ns Transit Time Spread 1.2ns Number of Dynodes 9 Applied Voltage 1000V Multi Anode N Notes Photon Counting. Low noise bialkali photocathode. circular cage dynode structure Magnetic Shield E989 Socket Bare E678-11A Socket + bleeder assy. E717-63 Socket + bleeder + Amp. C7246-01 C7247-01 Socket + bleeder + HV circuit C6270 C8728 C8971 Socket + bleeder + HV + Amp C6271 Socket Other E1135-503 Cooler C9143 C9144 C9145 C9146 Power Supply C4900 C4900-01 C4900-50 C4900-51 C9619 C9619-01 C9619-02 C9619-50 C9619-51 C9619-52 C3830 c9525-50 Photon Counting Units M8879 C3866 Amplifier C5594	Click image to enlarge Typical Spectral Response Click image to enlarge	Magnetic Shield E989 Socket Bare E678-11A Socket + bleeder assy. E717-63 Socket + bleeder + Amp. C7246-01 C7247-01 Socket + bleeder + HV circuit C6270 C8728 Socket + bleeder + HV + Amp C6271 Socket Other E1135-503 Cooler C9143 C9144 C9145 Power Supply C4900 C4900-01 C4900-50 C4900-51 C9619 C9619-01 C9619-50 C9619-51 c9525-50 Photon Counting Units M8879 C3866