That means lock is not tuned. tuned, nothing unusual, the lock frequency depends on the sample and the tube.
Take a look at this document, it attempts to walk you through the locking procedure with vnmr.
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initial version
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posted Jun 07 '11 at 10:43 Evgeny Fadeev |
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No.1 Revision
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posted Jun 07 '11 at 10:43 Evgeny Fadeev |
That means lock is not tuned. tuned, nothing unusual, the lock frequency depends on the sample and the tube.
Take a look at this document, it attempts to walk you through the locking procedure with vnmr.