Difference between revisions of "PreAmp tests with premixed gas"
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{| border="1" cellpadding="2" | {| border="1" cellpadding="2" | ||
− | |width="830pt"|[[Image:oldpreamp-90-51-1450V-fe55.jpg|thumb|none|800px|Comparison old preAmp now(bottom) and 1.5 years ago(top)]] | + | |width="830pt"|[[Image:oldpreamp-90-51-1450V-fe55.jpg|thumb|none|800px|Comparison old preAmp now(bottom) and 1.5 years ago(top): 90/10 Ar/CO2 - 1450V - fe-55 - full ADC range (ch 4096 = +- 1V)]] |
+ | |} | ||
+ | |||
+ | Conclusion: the old preAmp is fine. | ||
+ | |||
+ | Let compare to the new preamp at full ADC range: | ||
+ | {| border="1" cellpadding="2" | ||
+ | |width="830pt"|[[Image:newpreamp-90-10-1450V-fe55-fullrange.jpg|thumb|none|800px|New preAmp Fe-55 90/10 gas, 1450V, full ADC range (ch 4096 = +- 1V)]] | ||
+ | |} | ||
+ | |||
+ | |||
+ | and at half ADC range: | ||
+ | {| border="1" cellpadding="2" | ||
+ | |width="830pt"|[[Image:newpreamp-90-10-1450V-fe55-halfrange.jpg|thumb|none|800px|New preAmp Fe-55 90/10 gas, 1450V, half ADC range (ch 4096 = +- 0.5V)]] | ||
|} | |} |
Latest revision as of 10:24, 14 July 2010
Conclusion: the old preAmp is fine.
Let compare to the new preamp at full ADC range:
and at half ADC range: