Qweak Installation

Information for installing the R1 chambers into Hall C

Definitions

Survey tolorance

The accuracy in the absolute location of an object

Alignment Tolerance

The accuracy of an object relative some other known object.

Tolorances

The charge collector strips are less than 0.4 mm wide. But the concentric strip can give you a direct measurements of the [math]\theta[/math] angle if they are properly alignment with the beam line.

Coordinate	"Would like to"	"Must have"	Known to
	(mm)	(mm)	(mm)
X
Y
Z
Yaw(about Y)
Pitch (about X)
Roll(about Z)

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