• SIGNA MR355 / SIGNA MR360
  • Service Manual
  • 5856356-3EN Revision 5.0
  • Basic Service Documentation. Copyright General Electric Company.
  • Object ID: 00000018WIA30567E20GYZ
  • Topic ID: id_13107084 Version: 3.0
  • Date: Aug 29, 2019 1:36:40 AM

Gradient Shim Data

To print out a copy of these data sheets, open the PDF version. 146846.pdf

Table 1. Gradient Shim Data (All GE and Oxford Magnets)

R1___ R2___ TG___

SITE ________________________________________________________ DATE __________

WHOLE / ZOOM

SYSTEM FREQ

_________

ITERATION #1ITERATION #2ITERATION #3ITERATION #4ITERATION #5ITERATION #6ITERATION #7
GRADIENT AMPINITIAL VALUESNew Values
GRAD X
GRAD Y
GRAD Z
EXAM /SERIES /IMAGE
BANDWIDTH
INHOMOGENEITY

STD. DEV. (HZ)
Table 2. Gradient Shim Data (All GE and Oxford Magnets)
HARMONIC COEFFICIENT HARMONIC ERROR (HZ. PEAK)
Z or Z1
Z2
Z3
Z4
Z5
Z6
X
Y
ZX
ZY
X2-Y2
XY
Z2X
Z2Y
Z(X2-Y2)
ZXY
X3
Y3