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8.6.3 Lock Configuration
Figure8.8: Configuration of NMR Lock
1 Base Frequency for Shift = 0 ppm, related to the currently selected nucleus (
2
H
or
19
F).
2 The drift can be compensated automatically - it is compensated according to the
continuously estimated remaining drift rate. Alternatively, it is possible to
compensate the drift at a fixed rate that can be evaluated / entered manually. As
a third option, the drift compensation can be switched off.