HP calculators

	name	built	display	functions	circuit	alim	description	status
	HP-80	72, Made in Singapore	LED 12 with lens	RPN finance calculator	nd	ni-cd pack with 3x AA size battery, ext 3 pin connection	The world first finance calculator (looks like HP-35)	Very good, working
	HP-65	75, Made in Singapore	LED 12 with lens	RPN programmable scientific (100 program steps); magnetic card storage	nd	ni-cd pack with 3x AA size battery, ext 3 pin connection	The world first programmable portable calculator	Very good, working
	HP-97	1977	LED 12 digits	RPN programmable scientific with termal printer and magnetic stick reader. 224 programs steps.	MK62180N, MK6250N other 15 IC and 12 trans	Mains adapter 220/8VAC, 4x ni-cd battery pack	Second generation desktop programmable computer. Same functions as HP-67	Good, working (magnetic reader no tested)
	HP-67	feb '81, Made in Singapore	LED 12 with lens	RPN programmable scientific (224 program steps); magnetic card storage	nd	ni-cd pack with 3x AA size battery, ext 3 pin connection	One of the most famous HP portable calculator	Very good, working (magnetic reader no tested). With bag
	HP-32E	82, Made in Singapore	LED 8+2+2 digits with lens	RPN scientific, stat and conversions	nd	2x AA ni-cd pack, ext 2 pin proprietary connection	Rich feature HP calculator	Good, working. With bag
	HP-33E	79, Made in Singapore	LED 8+2+2 digits with lens	RPN programmable scientific (49 program steps)	nd	2x AA ni-cd pack, ext 2 pin proprietary connection	-	Good, working*. With bag
	HP-34C	80, Made in Singapore	LED 8+2+2 digits with lens	RPN programmable scientific (49 program steps)	nd	2x AA ni-cd pack, ext 2 pin proprietary connection	-	Sufficient servicing With bag
	HP-41CV	1989, USA	LCD 12 alphanumeric digits	RPN programmable scientific (2352 bytes), 4x ROM program socket	nd	4x N or ni-cd battery pack, power charger 8VAC	Nice machine with manual	Very good, working.

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