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List of calculators
This is a list of types of calculators, many of which are obsolete but hoarded by legions of admiring collectors.
Many of these old devices belong in a museum [1]
- HP-35 - first scientific calculator
- HP-80 - first business calculator
- HP-45 - first scientific calculator with a shift key
- HP-65 - first keystroke programmable, with cardreader
- HP-70 - lower-cost version of HP-80
- HP-55 - programmable with timer but no cardreader
- HP-46 - printing version of HP-45
- HP-81 - printing version of HP-80
- HP-21 - smaller/cheaper HP-35 successor
- HP-22 - smaller/cheaper HP-80 successor
- HP-25, 25C - inexpensive scientific programmable, C model first with continuous memory
- HP-27 - business/scientific, no programming
- HP-67 - HP-65 successor
- HP-41 - first alpha-numeric, expandable
- HP-15C - first matrix and complex math model
- HP-16C - first computer science model (programmable binary logic functions)
- HP-28C, 28S - first RPL programmable, with graphics
- HP-32S II - fractions
- HP-48 - keyboard reconfigurable, expandable (SX,GX), RPL programmable, graphics
- HP-49G
- HP-49G+ - newly released
- 124 S Dual Power Solar Desktop Calculator
- EL-520R
- list more Sharp calculators here
Emulators
See also
Links
Referenced By
Category:list | List of Refernce Tables | List of intellectual/social/spiritual/artistic reference tables | List of list of pages | List of lists | List of lists of lists | List of reference tables | List of science topics | Lists
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