Not at all. I look forward to reading it over the break. *Douglas Pauls *| Principal Materials and Process Engr | Advanced Operations Engineering *COLLINS AEROSPACE* 400 Collins Road NE, MS 108-101, Cedar Rapids, IA 52498 USA *Tel:* +1 319 295 2109 | *Mobile: *+1 319 431 3773 [log in to unmask] [log in to unmask] for all Export Compliant Items On Thu, Dec 19, 2019 at 4:44 PM Graham Naisbitt < [log in to unmask]> wrote: > Hi Doug > > I hope I am not in breach of IPC TechNet rules but: > > http://i007ebooks.com/my-i-connect007/books/process-validation/ > <https://urldefense.proofpoint.com/v2/url?u=http-3A__i007ebooks.com_my-2Di-2Dconnect007_books_process-2Dvalidation_&d=DwMFaQ&c=ilBQI1lupc9Y65XwNblLtw&r=lTRDjB8ojaf7ZaJ9DHeDAm7e-HFP9fxIkv6fRnV49HE&m=j5dq8G-St3duV_aqCZuzA5Ya02yIHzf7bK8lPFGGIe8&s=GofEvxejBImrOrBxZdTsIyMqCUyzmpwbjqUu_6-eHPw&e=> > > Happy Christmas to all our readers! > > Graham > > On 19 Dec 2019, at 22:36, Douglas Pauls <[log in to unmask]> wrote: > > And Graham, where would one find said Epistle? > > *Douglas Pauls *| Principal Materials and Process Engr | Advanced > Operations Engineering > > *COLLINS AEROSPACE* > > 400 Collins Road NE, MS 108-101, Cedar Rapids, IA 52498 USA > > *Tel:* +1 319 295 2109 | *Mobile: *+1 319 431 3773 > > [log in to unmask] > > [log in to unmask] for all Export Compliant Items > > > On Thu, Dec 19, 2019 at 3:36 PM Graham Naisbitt < > [log in to unmask]> wrote: > >> Hi Guy >> >> As your new VC of the 5-30 committee and new Chair of 5-32b SIR & ECM, I >> have taken the liberty of publishing a book on this subject; as much >> because I could foresee a lot of questions. There being only a few of us in >> a position to answer everyone in the shortest time-frame, I figured that >> this would be the fastest and most effective communication tool. >> >> As some of you might know, a publishing group have been producing many >> “industry handbooks” covering a variety of topical subjects. This includes >> the latest book: Search: "The Printed Circuit Assemblers Guide to Process >> Validation”. >> >> I respectfully recommend that anyone interested in this significant >> topic, might benefit from reading this peer reviewed epistle. Its a FREE >> download. >> >> My team and I spent over 5 years collaborating with a global, >> multi-national, safety critical and high reliability group, to provide >> them, and everyone else, with the necessary know-how as “what to do next”. >> >> Unlike others, I have more than 25 years assisting, in finite detail, the >> complete scope of this topic. We have satisfied users all around the World. >> Doug Pauls, et al, are far from being alone. >> >> I sincerely hope this will direct you to answering your many questions. >> >> I am available on or off Technet, if you need more. >> >> Happy Christmas everyone >> >> Graham Naisbitt >> >> > On 19 Dec 2019, at 20:17, Guy Ramsey <[log in to unmask]> wrote: >> > >> > We have been exploring the J-STD-001G amendment. >> > We think we have a "qualified" process because: >> > 1. We have monitored our process for several years and established an >> > action threshold at a level that is much lower than the old IPC limit. >> > Because with know the "normal" ROSE test result from or Ionograph. >> > 2. We have never seen evidence of corrosion on assemblies returned from >> the >> > field. And have no reports of corrosion from customers. >> > >> > But, we have not done any SIR testing in years. The mix of parts and >> part >> > densities have changed dramatically. We have no reason to trust the old >> SIR >> > test results. >> > We would like to gather objective evidence that our cleaning process is >> > compliant. >> > >> > Any experience out there with the Magnalytix system? >> > Any advice about test coupon selection? >> > Anyone? >> > >