05/10/2011
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continue...the same set up as before, the distances are the same:
But now I am going to increase the power supply for HAMAMATSU, adjust threshold and see what happens.
The powers are:
PS1 and PS2: -1000 V n's: -1100 V
The thresholds were:
PS1 and PS2: -80 mV n's: -60 mV
Let see what we have. First he CF-243 source is far far away (sealed in the safe):
| counts/min (1 min test) | counts/min (1 min test) | counts/min (5 min test) | counts/min (5 min test) | avg counts/min | |
|---|---|---|---|---|---|
| PS1 | |||||
| PS2 | |||||
| PS1+PS2 | |||||
| n's |