Difference between revisions of "Forest PMTs"

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|Amplifier ||C7319 C6438 C5594 M7279 M8879
 
|Amplifier ||C7319 C6438 C5594 M7279 M8879
 
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== HS Student 2009 summer project==
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Dynode chain HV design
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[[File:R4125HA_HSstudent2009_HVdivider_Design.png | 200 px]]
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Base design
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[[File:R4125HA_HSstudent2009_Base_Design.png | 200 px]]
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[[File:R4125HA_HSstudent2009_Base_Design_cad.dwg]]

Revision as of 16:51, 10 July 2009

Hamamatsu R4125HA

Hamamatsu R4125HA PMT Pinout.jpgHamamatsu R4125HA PMT Socket.pngHamamatsu R4125HA VoltDiv.png

Specifications
Part Number R4125
Type Head on
Size 19mm
ActiveDia/L 15mm
Min [math]\lambda[/math] 300nm
Max [math]\lambda[/math] 650nm
Peak Sens. 420nm
Cathode Radiant Sensitivity 90mA/W
Window Borosilicate
Cathode Type Bialkali
Cathode Luminous Sensitivity 115mA/lm
Cathode Blue Sensitivity Index 11
Anode Luminous Sensitivity 100A/lm
Gain 8.7E+05
Dark Current after 30 min. 10nA
Rise Time 2.5ns
Transit Time 16ns
Transit Time Spread 0.85ns
Number of Dynodes 10
Applied Voltage 1500V
Multi Anode N
Magnetic Shield E989-02
Socket Bare E678-12L
Socket + bleeder assy. E974-19
Power Supply C4840 series
Amplifier C7319 C6438 C5594 M7279 M8879

HS Student 2009 summer project

Dynode chain HV design

R4125HA HSstudent2009 HVdivider Design.png

Base design

R4125HA HSstudent2009 Base Design.png

File:R4125HA HSstudent2009 Base Design cad.dwg