J-STD-001B specifies the limits for ionic contamination. For an in-depth review of the subject, see IPC-9201 (SIR Handbook), which has a wealth on info on the subject. Both are available from IPC's order dept. (ext. 348). J-STD-001B: $30 IPC members; $60 nonmembers. IPC-9201: $40 IPC members; $80 nonmembers. Mike Buetow IPC Staff 2215 Sanders Road Northbrook, IL 60062 P: 847-509-9700, ext. 335 F: 847-509-9798 [log in to unmask] On Wed, 19 Mar 1997, Wasan Singhatong wrote: > Do anybody know which IPC's spec. specied the allowable ionic contam. on > the PWA. Or any other standard. > > Wasan S. > Rel Eng. > "[log in to unmask]" > > *************************************************************************** > * TechNet mail list is provided as a service by IPC using SmartList v3.05 * > *************************************************************************** > * To subscribe/unsubscribe send a message <to: [log in to unmask]> * > * with <subject: subscribe/unsubscribe> and no text in the body. * > *************************************************************************** > * If you are having a problem with the IPC TechNet forum please contact * > * Dmitriy Sklyar at 847-509-9700 ext. 311 or email at [log in to unmask] * > *************************************************************************** > > *************************************************************************** * TechNet mail list is provided as a service by IPC using SmartList v3.05 * *************************************************************************** * To subscribe/unsubscribe send a message <to: [log in to unmask]> * * with <subject: subscribe/unsubscribe> and no text in the body. * *************************************************************************** * If you are having a problem with the IPC TechNet forum please contact * * Dmitriy Sklyar at 847-509-9700 ext. 311 or email at [log in to unmask] * ***************************************************************************