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+-- Forum: HP Calculators (and very old HP Computers) (/forum-3.html)
+--- Forum: General Forum (/forum-4.html)
+--- Thread: Condition-grading criteria for HP calcs? (/thread-13179.html)
Pages: 1 2
RE: Condition-grading criteria for HP calcs? - AndiGer - 07-03-2019 07:01 PM
In the buyer's guide HP spice calculators are destiguished between "Plastic keyboard" and "Metal keyboard".
I have no idea what that means ... Anybody knows? Explanation would be great.
RE: Condition-grading criteria for HP calcs? - Massimo Gnerucci - 07-03-2019 07:53 PM
(07-03-2019 07:01 PM)AndiGer Wrote: In the buyer's guide HP spice calculators are destiguished between "Plastic keyboard" and "Metal keyboard".
I have no idea what that means ... Anybody knows? Explanation would be great.
Plastic and Metal keyboard overlays.
Where functions are printed on.
RE: Condition-grading criteria for HP calcs? - [kby] - 07-04-2019 06:48 AM
(07-03-2019 07:01 PM)AndiGer Wrote: In the buyer's guide HP spice calculators are destiguished between "Plastic keyboard" and "Metal keyboard".
I have no idea what that means ... Anybody knows? Explanation would be great.
I would guess the “metal” are the original design; the “plastic” the re-designed ones with the chips soldered?
See the 30 series technology pages on the forum.-kby
RE: Condition-grading criteria for HP calcs? - rprosperi - 07-04-2019 12:43 PM
(07-03-2019 07:53 PM)Massimo Gnerucci Wrote:(07-03-2019 07:01 PM)AndiGer Wrote: In the buyer's guide HP spice calculators are destiguished between "Plastic keyboard" and "Metal keyboard".
I have no idea what that means ... Anybody knows? Explanation would be great.
Plastic and Metal keyboard overlays.
Where functions are printed on.
More info about the design change for the Spice series in this thread.