Vintage HP Calculator Battery Pack Mod
This video shows off my newly acquired Hewlett Packard HP-35 and HP-10 calculators, and my modification of the HP-35 rechargeable battery pack to use modern day NiCad batteries.
Watch video Vintage HP Calculator Battery Pack Mod online without registration, duration hours minute second in high quality. This video was added by user HowToWith GEO 04 June 2023, don't forget to share it with your friends and acquaintances, it has been viewed on our site 2,00 once and liked it 4 people.