Tandy Pocket Computer PC-7

The Tandy PC-7 was a thin Casio-derived scientific pocket computer with 72 scientific and 17 statistical calculations plus a compact BASIC language. It focused on self-contained calculation rather than peripheral expansion.

Its low price and extensive keyboard made it a practical programmable calculator for students and technical users.

Notable Features

• The handheld uses Hitachi HD61913A01 processor.
• Program and working memory was 2KB RAM.
• Information is shown on 12-character alphanumeric LCD.

Historical Significance

• Its low price and extensive keyboard made it a practical programmable calculator for students and technical users.
• The machine was manufactured for Radio Shack by a Japanese calculator or electronics company and given Tandy/TRS-80 branding.

Collector’s Notes

• LCD condition and battery leakage are the most important checks on surviving pocket computers.
• The matching printer, cassette interface, cables, manuals and memory modules make a more complete system.

Specifications

Technical Information
Name	Tandy Pocket Computer PC-7
Manufacturer	Tandy
Launched	Thursday, January 1, 1987
Launch Price	$69.95
Country	United States
CPU	Hitachi HD61913A01 processor
Units Sold
Operating System	Pocket Computer BASIC
I/O	No printer or cassette interface provided
Keyboard	72-key scientific and alphabetic keyboard
Storage	Internal program memory
Sound	Programmable beeper or key feedback where supported
Graphics	Character-oriented LCD with no general bitmap graphics
Display	12-character alphanumeric LCD
ROM	12KB ROM containing BASIC and scientific functions
RAM	2KB RAM
CPU Speed	Clock speed not published