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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Casio FX-300ES vs FX-300ES Plus: which one to prefer?
From: Alan S
Date: 2016 Sep 23, 12:44 -0700
From: Alan S
Date: 2016 Sep 23, 12:44 -0700
Tony:
I have often wondered as to why these wonderful electronic calculators aka electronic slide rules weren't made with BOTH battery and solar powered capabilities. I should think, possibly wrongly, that the dual capability could be built in at no great expense and or mechanical/electric complication, along with a "switch" to go from one to the other. Of course, I could be all wet on that.
Alan