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HP15C LE vs. HP15C
07-05-2014, 07:17 AM
Post: #11
RE: HP15C LE vs. HP15C
(07-05-2014 02:24 AM)JimP Wrote:  This presents an interesting question -- of all the calculators available on the market today (including HP and "the rest" eg TI, Sharp, Casio, Canon, etc.) -- maybe a question answerable by an expert collector -- when compared head to head for battery longevity, which brand comes out the best?

Excepting solar powered calculators, I don't know any models from any manufacturer, past or present, that could last as long on a set of batteries as the original Voyager series. 22+ years is an amazing lifespan for batteries sitting new in the package let alone for a set that powers a calculator in regular use AND keeps continuous memory intact 24/7. Like landing a man on the moon, I doubt we will ever see anything like that again in our lifetimes.
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Messages In This Thread
HP15C LE vs. HP15C - rkf - 07-03-2014, 03:40 PM
RE: HP15C LE vs. HP15C - Mark Hardman - 07-03-2014, 04:38 PM
RE: HP15C LE vs. HP15C - rkf - 07-03-2014, 08:38 PM
RE: HP15C LE vs. HP15C - jebem - 07-05-2014, 03:45 PM
RE: HP15C LE vs. HP15C - kakima - 07-03-2014, 09:03 PM
RE: HP15C LE vs. HP15C - rkf - 07-04-2014, 03:47 AM
RE: HP15C LE vs. HP15C - Mike Morrow - 07-04-2014, 05:05 AM
RE: HP15C LE vs. HP15C - Thomas Radtke - 07-04-2014, 08:48 AM
RE: HP15C LE vs. HP15C - Mike Morrow - 07-04-2014, 05:43 PM
RE: HP15C LE vs. HP15C - Tugdual - 07-04-2014, 06:38 PM
RE: HP15C LE vs. HP15C - axd1967 - 10-01-2015, 08:55 AM
RE: HP15C LE vs. HP15C - Marcio - 01-12-2016, 08:56 PM
RE: HP15C LE vs. HP15C - JimP - 07-05-2014, 02:24 AM
RE: HP15C LE vs. HP15C - Steve Simpkin - 07-05-2014 07:17 AM
RE: HP15C LE vs. HP15C - Katie Wasserman - 07-05-2014, 03:52 PM
RE: HP15C LE vs. HP15C - BillCRAV - 03-13-2016, 01:17 PM
RE: HP15C LE vs. HP15C - Dave Frederickson - 03-13-2016, 03:07 PM
RE: HP15C LE vs. HP15C - Katie Wasserman - 03-13-2016, 03:53 PM
RE: HP15C LE vs. HP15C - Thomas Radtke - 07-06-2014, 08:23 AM
RE: HP15C LE vs. HP15C - Katie Wasserman - 07-06-2014, 04:27 PM
RE: HP15C LE vs. HP15C - Tugdual - 07-06-2014, 05:18 PM
RE: HP15C LE vs. HP15C - Katie Wasserman - 07-06-2014, 05:45 PM
RE: HP15C LE vs. HP15C - Tugdual - 07-06-2014, 08:20 PM
RE: HP15C LE vs. HP15C - Thomas Radtke - 07-07-2014, 07:30 AM
RE: HP15C LE vs. HP15C - Mike Morrow - 07-06-2014, 05:43 PM
RE: HP15C LE vs. HP15C - Katie Wasserman - 07-06-2014, 05:52 PM
RE: HP15C LE vs. HP15C - Mike Morrow - 07-07-2014, 04:28 AM
RE: HP15C LE vs. HP15C - brouhaha - 10-05-2014, 03:57 AM
RE: HP15C LE vs. HP15C - Paul Dale - 10-05-2014, 04:34 AM
RE: HP15C LE vs. HP15C - robert rozee - 10-06-2014, 06:44 AM
RE: HP15C LE vs. HP15C - Paul Dale - 10-06-2014, 07:39 AM
RE: HP15C LE vs. HP15C - walter b - 10-06-2014, 08:27 AM
RE: HP15C LE vs. HP15C - robert rozee - 10-06-2014, 09:30 AM
RE: HP15C LE vs. HP15C - brouhaha - 10-06-2014, 10:10 AM
RE: HP15C LE vs. HP15C - walter b - 10-06-2014, 10:19 AM
RE: HP15C LE vs. HP15C - David Hayden - 01-12-2016, 10:45 PM
RE: HP15C LE vs. HP15C - brickviking - 10-01-2015, 10:48 PM
RE: HP15C LE vs. HP15C - ElectroDuende - 10-01-2014, 01:52 PM
RE: HP15C LE vs. HP15C - jebem - 07-06-2014, 12:37 PM
RE: HP15C LE vs. HP15C - Katie Wasserman - 07-06-2014, 04:06 PM



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