#Automotive #oscilloscopes & #waveform #analysis by https://t.co/yQidgkF17s #mechanic #car #diagnotic http://pic.twitter.com/O9A6JbAYL9
— Graham Stoakes MIMI (@gstoakes) August 28, 2017
http://twitter.com/gstoakes/status/902126638800011264 by gstoakes