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Hi Marco,</div>
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<br>
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The stepper motors are still at JLab. <br>
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I'll double check to make sure I didn't overlook the controller.</div>
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<br>
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Tyler<br>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Marco Mirazita <Marco.Mirazita@lnf.infn.it><br>
<b>Sent:</b> Friday, September 27, 2019 3:41 AM<br>
<b>To:</b> Tyler Lemon <tlemon@jlab.org><br>
<b>Cc:</b> dsg-rich <dsg-rich@jlab.org><br>
<b>Subject:</b> [EXTERNAL] Re: [Dsg-rich] d0 test station CCD stand stepper motor controller?</font>
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<div class="PlainText">Hi Tyler,<br>
actually, I don't remember if we brought the controller back in Italy.<br>
Are the step motors still there? It would be strange that we took the <br>
controller but not the motors.<br>
Marco<br>
<br>
<br>
Il 2019-09-25 20:59 Tyler Lemon ha scritto:<br>
> Hello Marco Mirazita,<br>
> <br>
> DSG has started preparing for all the mirror acceptance tests we<br>
> performed for the last RICH sector and seeing what can be done to<br>
> expedite and improve the test procedure and quality of the data.<br>
> <br>
> I've started looking at the D0 test station we used to optically<br>
> measure mirrors' radius of curvatures and have noticed that the<br>
> stepper motor controller for the CCD stand is missing.<br>
> <br>
> I remember at some point in the last year, you or another INFN<br>
> collaborator took the stepper motor controller for tests off-site.<br>
> Should we expect the controller to return to JLab in time for tests?<br>
> Or should we start looking for a replacement controller to be able to<br>
> perform tests at JLab?<br>
> <br>
> Please let us know.<br>
> <br>
> Best regards,<br>
> Tyler<br>
> <br>
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