Saw a post that perpetuated a common misconception: EE does _not_ mean "electrical engineering", it means "everything engineering". In the deep distant past it meant the former, but the meaning was changed some time ago. So.... vacuum systems definitely fit under the category. ~ Bob Ammerman RAm Systems > -----Original Message----- > From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On Behalf > Of Bob Blick > Sent: Wednesday, September 30, 2015 2:46 PM > To: Microcontroller discussion list - Public. > Subject: Re: [OT] a refresher on TECH and EE >=20 > Hard to fit the entire universe into little boxes, the (very, very) old Piclist with > only PIC, EE, and OT made choosing a lot easier. >=20 > No biggie, more an observation of our perceptions than anything else. >=20 > I remember my first attempt at perpetual motion was when I was about 8 or > 9 years old. So definitely it's engineering we could all "attempt" to do > ourselves, even if it's not possible to accomplish it :) >=20 > Friendly regards, Bob >=20 >=20 > -- > http://www.fastmail.com - Send your email first class >=20 > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .