HP-65

Rarity: Common

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At a glance

Class

Invention

Domain

Science and technology

Knowledge cost

3

In collections

Nobody has pulled it yet.

What Wikipedia says

The HP-65 is the first handheld programmable calculator, and it included a magnetic card read/write system for program storage. Introduced by Hewlett-Packard in 1974 at an MSRP of $795 (equivalent to $5,190 in 2025), it featured nine storage registers and room for 100 keystroke instructions.

Excerpt from the Wikipedia article “HP-65”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: HP-65.jpg: Maksym Kozlenko derivative work: Pittgrilli, CC BY-SA 4.0, via Wikimedia Commons.