PePPO 03132012
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Accelerator Configuration
- Accelerator Settings
beam energy | 6.8 MeV |
Beam type: | Electron |
I_average: | 0.3 nA |
I_peak: | 0.05 | A 0.006 duty factor
pulse width: | 10 | s (it seems on 200 s is possible?)
Rate: | 60 Hz |
PEPPO Spectrometer: | 151.3 A |
Set HV to Detectors
Signal channel | HV dac | HV (V) | |
Detectors #1 | A1 | 2.4 | 960 |
Detectors #2 | A2 | 3.0 | 1200 |
Scope Pictures
CH1: Beam Sync CH2: A1 CH3: A2
Target | Pictures |
No Target | ![]() ![]() |
Chromox Target | ![]() ![]() |
Annihilation Counter Runs
- Signal Definitions for Trigger logic
- SYNC:=60 Hz sync pulse 200 micro seconds long
- Det1:= Annihilation Counter #1 (HV1)
- Det2:=Annihilation Counter #2 (HV2)
data analysis
Negative Energy ?
This run 2902, Int_Ch14 histogram. Why there is negative?