We'll be using this one for the same purpose, do you calibrate in-house? If so, what do you use to verify it...thanks... Franklin ----- Original Message ----- From: "Mark Hargreaves" <[log in to unmask]> To: <[log in to unmask]> Sent: Thursday, January 30, 2003 10:31 AM Subject: Re: [TN] Calibration/Verification of granite-surface block > Hi Franklin, > Our granite surface plate is used strictly for warp & twist measurement of > pcb's (very light use). It's on our recall list. The calibration is rather > expensive. I was able to move from yearly cal to 3 year cal by downgrading > the plate from "A" (inspection grade) to "B" (shop grade, I believe) which > is still well within our accuracy requirements. > > Regards, > Mark Hargreaves > > -----Original Message----- > From: Franklin D Asbell [SMTP:[log in to unmask]] > Sent: Thursday, January 30, 2003 10:57 AM > To: [log in to unmask] > Subject: [TN] Calibration/Verification of granite-surface > block > > Can anyone describe to me the method of calibrating/verifying a > surface > block??? > > Also, in regards to calibration recall, would this need to be on a > recall > list or would it be verify it once in it's lifetime, what would be a > cause > of initial calibration being voided... > > Thanks, > > Franklin D Asbell > > > --------------------------------------------------- > Technet Mail List provided as a free service by IPC using LISTSERV 1.8e > To unsubscribe, send a message to [log in to unmask] with following text in > the BODY (NOT the subject field): SIGNOFF Technet > To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) > To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest > Search the archives of previous posts at: http://listserv.ipc.org/archives > Please visit IPC web site http://www.ipc.org/html/forum.htm for additional > information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 > ----------------------------------------------------- > --------------------------------------------------- Technet Mail List provided as a free service by IPC using LISTSERV 1.8e To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search the archives of previous posts at: http://listserv.ipc.org/archives Please visit IPC web site http://www.ipc.org/html/forum.htm for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 -----------------------------------------------------