<html><body><div style="font-family: arial,helvetica,sans-serif; font-size: 12pt; color: #000000"><div>Hi Dan,<br></div><div><br data-mce-bogus="1"></div><div>Attached are the drawings.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>In a nutshell, the tube in the quad is 1.25" Outside Diameter (OD) with a 0.065" wall making the ID 1.12" or 28mm.<br data-mce-bogus="1"></div><div>The entrance tube to the Tagger dipole vacuum chamber is 1" OD with .095" wall making the ID 0.81" or 20.5mm.<br data-mce-bogus="1"></div><div><br></div><div>Hope this helps,<br></div><div><br data-mce-bogus="1"></div><div data-marker="__SIG_PRE__">Tim Whitlatch<br>Hall D Engineer<br>Jefferson Lab<br>600 KELVIN DR STE 5<br>Newport News, VA 23606-4468 <br>757-269-5087</div><div><br></div><hr id="zwchr" data-marker="__DIVIDER__"><div data-marker="__HEADERS__"><b>From: </b>"Dan Sober" <sober@cua.edu><br><b>To: </b>"Timothy Whitlatch" <whitey@jlab.org>, "Hall-D Tagged Beam Group" <halld-tagger@jlab.org><br><b>Sent: </b>Wednesday, March 23, 2016 10:50:01 AM<br><b>Subject: </b>Beamline from quadrupole to tagger dipole?<br></div><div><br></div><div data-marker="__QUOTED_TEXT__"><div dir="ltr">Tim,<div>Do you know where I can find up-to-date drawings/specs of the beam line (including inner diameters) from the quad to tagger dipole and of the vacuum chamber at the entry to the dipole?</div><div>In raytracing with the quadrupole, I am finding that the acceptance of the first few tagger hodoscope counters may be strongly affected by these limits.</div><div>Thanks,</div><div>Dan</div></div><br></div></div></body></html>