28451Re: [midatlanticretro] Re: Cheap Bit Banger's Calculator
- Dec 6, 2012On 12/06/2012 11:44 AM, Kyle Owen wrote:
> However, it still wasn't until I was into my freshman year of collegeROFL! Yes I love my HPs for parallel resistance calculations. FAR
> that I really saw the benefits of RPN. My absolute favorite
> demonstration is parallel resistance calculations. For most algebraic
> calculators, the method is 1/(1/a+1/b), where a and b are the two
> resistor values to be paralleled, and sometimes people even insert more
> parenthesis than need be. On the RPN, it's just a [inv] b [inv] + [inv].
> Far fewer keystrokes! One of my professors even made a joke (hardly a
> joke, really) that the students who finish first on exams must all have
> RPN calculators.
easier and faster.
> Just recently I got an HP-48g to replace my 50g, which replaced theMy favorite all-around calculator for lab use is the HP-41, when I'm
> 49g+. The 50g is nice, but who needs all of those features for EE?
> Certainly not I. The buttons on the 48g are infinitely better anyways.
at my desk writing code it is (was, see other email) an HP-28S, and for
everything else I like the HP-48SX.
> One day, I'll own an HP-9100A...Keep dreamin'.
Dave McGuire, AK4HZ
New Kensington, PA
- << Previous post in topic Next post in topic >>