Forest PMTs: Difference between revisions

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[[Image:Hamamatsu_R4125HA_PMT_Pinout.jpg | 300 px]][[Image:Hamamatsu_R4125HA_PMT_Socket.png | 300 px]][[Image:Hamamatsu_R4125HA_VoltDiv.png | 300 px]]
[[Image:Hamamatsu_R4125HA_PMT_Pinout.jpg | 300 px]][[Image:Hamamatsu_R4125HA_PMT_Socket.png | 300 px]][[Image:Hamamatsu_R4125HA_VoltDiv.png | 300 px]]
[[Image:Hamamatsu_R4125HA_FactoryVoltDiv.png | 300 px]]


{|border="1"  |cellpadding="20" cellspacing="0  
{|border="1"  |cellpadding="20" cellspacing="0  
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|Amplifier ||C7319 C6438 C5594 M7279 M8879
|Amplifier ||C7319 C6438 C5594 M7279 M8879
|}
|}
= HS Student 2009 summer project=
= HS Student 2009 summer project=



Revision as of 19:49, 1 September 2009

Hamamatsu R4125HA



Specifications
Part Number R4125
Type Head on
Size 19mm
ActiveDia/L 15mm
Min [math]\displaystyle{ \lambda }[/math] 300nm
Max [math]\displaystyle{ \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

Base design

File:R4125HA HSstudent2009 Base Design cad.dwg