Charles Stuart Stone, age 78, of Cedar Park, passed away at his home on March 10, 2009. Charles was born in Austin, Texas on February 11, 1931, to parents Dr. Wilson Stuart Stone and Julia Jean (Lampman) Stone. He was a graduate of the University of Texas at Austin, School of Pure Mathematics and employed by Frequency Electronics, Inc., Garden City, New York, where he served as Vice President of Low Noise. Mr. Stone was the 2005 recipient of the IEEE Cady Award for his outstanding contributions to State-of-the-Art Low Noise Quartz Oscillators and Low Noise Circuits. He was awarded 14 patents for instrumentation and circuit design. Mr. Stone was the author of two major articles and many abstract papers presented at frequency and timing symposiums. Charles is survived by his wife, Judy; and seven children, Dr. Byron Stone and wife Sherry of Austin; Dr. Donald Stuart Stone of Madison, Wisconsin; Henry Stone and wife Laura of Austin; step-son, Rob Cummins of Cedar Park; Matt Stone of Buda; step-daughter, Julie Chandler and husband David of Escondido, California; Jennifer Jordan and husband, Jeff of Austin; four grandsons and two granddaughters. A visitation will be held from 6:00 p.m. – 8:00 p.m. on Friday, March 13, 2009 at Cook-Walden Chapel of the Hills Funeral Home in Austin, Texas. A funeral service will be held at 2:00 p.m., Saturday, March 14, 2009 at the Great Hall of Great Hills Baptist Church, 10500 Jollyville Road, Austin, Texas, officiated by Reverend Tommy Curtis, and Executive Pastor, Kyle Miller. Burial will follow at Cedar Park Cemetery in Cedar Park, TX.