His PhD involved microwave oscillators for radar applications and semiconductor device modelling .
Snowden studied electronic and electrical engineering at the University of Leeds , gaining a BSc in 1977 , an MSc and a PhD in 1982 .
Snowden 's PhD involved microwave oscillators for radar applications and semiconductor device modelling .
Snowden studied electronic and electrical engineering at the University of Leeds , gaining a BSc in 1977 , an MSc and a PhD in 1982 .