Doug: Our fabricators are successfully accomplishing this using DP10 double sided vertical screen printers or electrostatic spray systems. The spray system won't fill in the valleys between circuits, so component legend becomes difficult. We also have a 7 oz. copper board that the fabricator is sending out for curtain coat application. They are using its (Independent Technology Systems) in Bloomington, 612 881-3365. Pat Bailey Zytec Corporation *************************************************************************** * TechNet mail list is provided as a service by IPC using SmartList v3.05 * *************************************************************************** * To unsubscribe from this list at any time, send a message to: * * [log in to unmask] with <subject: unsubscribe> and no text. * ***************************************************************************