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Part Number	Size [mm]
R7449	28

28mm head on PMT for 185-650nm

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Key Specifications	Drawing	Related Products
Part Number R7449 Type Head on Size 28mm ActiveDia/L 25mm Min 185nm Max 650nm Peak Sens. 420nm Cathode Radiant Sensitivity 88mA/W Window UV Glass Cathode Type Bialkali Cathode Luminous Sensitivity 95mA/lm Cathode Blue Sensitivity Index 11 Red White Ratio - Anode Luminous Sensitivity 200A/lm Gain 2.1E+06 Dark Current after 30 min. 2nA Rise Time 4ns Transit Time 30ns Transit Time Spread 3ns Number of Dynodes 11 Applied Voltage 1000V Multi Anode N Notes Bialkali photocathode. box and line dynode structure Magnetic Shield E989-03 Socket Bare E678-14C Socket + bleeder assy. E990-07 E990-08 E990-501 Power Supply C3830 C4720 C4710 Amplifier C7319 C6438 C5594 M7279 M8879	Click image to enlarge Typical Spectral Response Click image to enlarge	Magnetic Shield E989-03 Socket Bare E678-14C Socket + bleeder assy. E990-07 E990-08 E990-501 Power Supply C4710 Amplifier C7319 C6438 M7279 M8879