IAC 1-4-08
Today we installed the drift chambers and had our first beam on target.
DC HV and Gas
90/10 ArCo2
HV settings | ||
Wire | Volts | current ( | A)
Sense | 1500 | |
Field | -750 | |
Guard | 750 |
Apparatus
Alignment
We put an aluminum brick in front of the electron beam in order to look at photons hitting the Drift Chamber. We saw a signal out of the drift chamber once for every 10 gun pulses.