Larry, I had no idea there even WAS such a standard. Interesting, the things it's possible to learn here; an assemblage of experts, indeed!
Thanks! Cortland ====================== Original Message Follows ==================== >> Date: 24-Jan-01 15:19:07 MsgID: 1078-329 ToID: 72146,373 From: Larry Merchell >INTERNET:lmerch...@t-yuden.com Subj: RE: FW: [Fwd: [SI-LIST] : Copper balance] {Venting of PCBs} Chrg: $0.00 Imp: Norm Sens: Std Receipt: No Parts: 1 From: Larry Merchell <lmerch...@t-yuden.com> Subject: RE: FW: [Fwd: [SI-LIST] : Copper balance] {Venting of PCBs} List-Post: emc-pstc@listserv.ieee.org Date: Wed, 24 Jan 2001 15:10:35 -0800 Reply-To: Larry Merchell <lmerch...@t-yuden.com> Cortland, The holes or slots may also be required to meet the "Maximum unpierced conductor area" requirement of UL796 Standard for Printed- Wiring Boards for your particular PWB supplier. In the UL Recognized Component Directory (vol. 3, ZPMV2) it is listed as Maximum, Area, Diameter, Inches. Regards, Larry Merchell Taiyo Yuden (USA), Inc. San Marcos, CA ====================== End of Original Message ===================== ------------------------------------------- This message is from the IEEE EMC Society Product Safety Technical Committee emc-pstc discussion list. To cancel your subscription, send mail to: majord...@ieee.org with the single line: unsubscribe emc-pstc For help, send mail to the list administrators: Jim Bacher: jim_bac...@mail.monarch.com Michael Garretson: pstc_ad...@garretson.org For policy questions, send mail to: Richard Nute: ri...@ieee.org