Difference between revisions of "IAC 1-4-08"
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Today we installed the drift chambers and had our first beam on target. | Today we installed the drift chambers and had our first beam on target. | ||
| + | =DC HV and Gas = | ||
90/10 ArCo2 | 90/10 ArCo2 | ||
{| border="1" |cellpadding="20" cellspacing="0 | {| border="1" |cellpadding="20" cellspacing="0 | ||
| Line 13: | Line 14: | ||
|Guard || 750 || | |Guard || 750 || | ||
|} | |} | ||
| + | |||
| + | = Apparatus = | ||
| + | [[Image:DC_Config_1-4-08.jpg]] | ||
| + | |||
| + | |||
| + | ==Alignment == | ||
| + | |||
Revision as of 16:13, 18 February 2008
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.
