I'd also be interested in the microstrip model information Mitch Morey Sr. PCB Designer TRW, Inc. Redondo Beach, CA 90278 Phone: (310)814-5765 Fax: (310)812-4949 EMAIL: [log in to unmask] > > I made a simple mathematical model of a stripline, 1 inch trace, on > FR-4, nothing out of the ordinary as far as dimensions and found to my > surprise a resonant freq at about 800 MHz with a 20 to 40 dB roll-off > above 800 MHz > > Could someone in the RF/Microwave world of nuts and bolts pc board > design tell me what I'm supposed to do at say 10 GHz with regular pc > board materials/construction/fabrication??? > > Thanks in advance, Doug McKean Ken wrote back: > Actually this is the type of discussion I'd like to see on this forum. > Ken Barrett > Cisco Systems > San Jose CA. > [log in to unmask] >