calibration_fe1
Differences
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| Both sides previous revision Previous revision Next revision | Previous revision | ||
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calibration_fe1 [2017/11/27 16:59] acqilc [Injection] |
calibration_fe1 [2021/07/10 23:21] (current) |
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| * Tous les canaux allumes + cable d'injection (737974) | * Tous les canaux allumes + cable d'injection (737974) | ||
| * mean ~ 474 | * mean ~ 474 | ||
| - | * RMS ~ 1.1 | + | * RMS ~ 2.5 cx bruyants 3.3 |
| - | Threshold= 474+5*1.1 ~ 480 | + | Threshold= 474+5*3.3 ~ 491 |
| On essaie on doit mettre **496** | On essaie on doit mettre **496** | ||
| + | |||
| + | Si on regarde la calibration cela nous donne | ||
| + | |||
| + | **VTH (mV)= (496-474)/0.1743 = 126 mV** | ||
| + | |||
| + | mais la calibration n'est pas sur un canal mais sur les 2 cotes | ||
| + | |||
| + | donc **seuil minimal ~ 63 mV ou fC** | ||
| + | |||
| + | Pas si eloigne que ca des 50 fC prevus | ||
| ==== Injection ==== | ==== Injection ==== | ||
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| |737994|494|2384|2319|1573|97.27| 0.33|65.98| 0.97|-14.56|0.290| | |737994|494|2384|2319|1573|97.27| 0.33|65.98| 0.97|-14.56|0.290| | ||
| |737995|493|2382|2369|1932|99.45| 0.15|81.11| 0.80|-14.56|0.279| | |737995|493|2382|2369|1932|99.45| 0.15|81.11| 0.80|-14.56|0.279| | ||
| + | |737996|492|3091|3088|2417|99.90| 0.06|78.19| 0.74|-14.57|0.275| | ||
| - | le bruit commence a etre eleve | + | Le bruit explose a 492 |
calibration_fe1.1511801998.txt.gz ยท Last modified: 2021/07/10 23:20 (external edit)
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