The HP 9810A was the second calculator in . The systems in the range were first described as programmable calculators and later as desktop computers.

The 9810A, despite being labelled as a calculator, contains a basic interpreter in ROM.

Systems in this range can be seen as forerunners of desktop computers.  These early systems were often marketed as 'calculators' to make purchasing easier for companies.

The HP 9810A was developed by HP's Loveland division (Calculator Products Division), and is a significantly improved version of the 9100, it is a full keystroke programmable computer with 3 slots for magnetic ROM cards and an LED (Light Emitting Diode) display The HP 9810A, also has the name Model 10, was HP's second calculator. It made use of the new technologies of the time including IC chips for RAM, ROM, and logic, and a three-line LED display instead of a CRT (Cathode Ray Tube)

Donated in Memory of Phil Croxford

Manufacturer: Hewlett Packard
Date: 1972

This exhibit has a reference ID of CH73303. Please quote this reference ID in any communication with the Centre for Computing History.

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