Want to know what the waveforms mean, check out #Automotive #oscilloscopes by https://t.co/yQidgkF17s currently £29.27 on @AmazonUK pic.twitter.com/4JQSPKdA4N
— Graham Stoakes MIMI (@gstoakes) August 24, 2018
http://twitter.com/gstoakes/status/1033624601824256000 by gstoakes