||None, per se... but many years experience with things electronic. I repaired radios/TVs during High School & College, and was a Naval Electronics Officer during Korean War.
||Dixieland Jazz, Rosemary Clooney, Peggy Lee, Louis Armstrong
||Retired from Republic / LTV Steel Corp. where I directed Nondestructive Evaluation Research and Development incorporating significant electronic design work. Also retired from NDT Consulting Services.
||I've had several jobs over many years, but this one is the most fun.