> Hi there, > > My engineer is asking me to design a 900Mhz 4-layer brd using the > following information. > As this is my first time doing such a high freq brd. > I wish to know, is this PCB material perform excellent in high freq. > > PCB Info > Top layer --> 1/2 oz copper > Prepreg --> 2 X 1080 > Layer 2 --> 1/2 oz copper > Prepreg --> 2 X 7118 > Layer 3 --> 1/2 oz copper > Prepreg --> 2 X 1080 > Bottom --> 1/2 oz copper > > Brd finishing thickness : 0.031" +/- 0.005" > Material : FR4. > Plating : Tin / Lead 63/37 HAL > > Thanks & Best Rdgs > Adeline Ko ############################################################## TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c ############################################################## To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TECHNET <your full name> To unsubscribe: SIGNOFF TECHNET ############################################################## Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information. If you need assistance - contact Gayatri Sardeshpande at [log in to unmask] or 847-509-9700 ext.5365 ##############################################################