Valpey Fisher is a world-leading technology company specializing in low noise timing solutions. Valpey Fisher Frequency Control – Timing and synchronization solutions to optical networking, wireless infrastructure, avionics, test and measurement. Valpey Fisher Microwave Products – High performance RF/Microwave components and integrated modules for microwave point-to-point, wireless infrastructure, military communications and more. Valpey Fisher Ultrasound – Ultrasonic transducers used in nondestructive testing, flaw detection, thickness gauging, acoustic microscopy, particle sizing and medical diagnostics.