Hi Jane, Thanks for answering so quickly. This filter line was found on an LTQ XL RAW file. Does the "enhanced scan speed" you mention result in the 'E' in the filter line?
Thanks, -Matt Science Gurl wrote: > If you mean "enhanced" scan speed and you're using an ion trap (linear > or LCQ), I'd highly recommend choosing it. The scan speed is slightly > slower than the normal speed and allows for better mass accuracy and a > better chance at seeing the charge envelop (thus better able to > determine charge state). I have an LXQ and find that when I use > "enhanced" I get mass accuracy approaching +/- 0.2 - 0.5 amu vs unit > resolution for regular. Of course this only applies to profile data, > I don't know if it's even an option in centroid collection mode. I > also use it for my ms/ms. > > -jane > > On Fri, Sep 18, 2009 at 4:00 PM, Matthew Chambers > <[email protected] > <mailto:[email protected]>> wrote: > > > Does anybody know what this means? How does it affect the data and/or > metadata? > > Thanks, > Matt > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "spctools-discuss" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/spctools-discuss?hl=en -~----------~----~----~----~------~----~------~--~---
