Autocad Keeps Freezing While Hatching - June 2016 - Three Alright folks, two more ‘Michael's Corner’ after this one! And while I'm thinking about it, a hearty ‘Thank You!’ to my customers, without whom I would be spending much more time finding tidbits for this tiny slice of the internet.. A. Analogue Designs and parts that use continuously variable voltage, current, resistance etc. to represent real world values. e.g. a voltage of 1 Volt might represent freezing point, and 2.