Programmable calculator
Programmable calculators are calculators that can automatically carry out a sequence of operations under control of a stored program, much like a computer. The first programmable calculators such as ...
Sharp PC-1401
The Sharp PC-1401 is a small pocket computer manufactured by Sharp. It was introduced in 1983 and represents a combination of scientific calculator and computer with BASIC interpreter. The PC-1402 has...
Elektronika MK-61
The Elektronika MK-61 (Russian: Электро́ника МК-61) is a third-generation non-BASIC, RPN programmable calculator which was manufactured in the Soviet Union during the years 1983 to 1991. Its origi...
Sharp PC-1600
The Sharp PC-1600 was a pocket computer introduced by Sharp in 1986 as a successor to the PC-1500. The PC-1600 provided compatibility with its predecessor through the use of a slave CPU that could run...
Sharp PC-1251
The Sharp PC-1251 was a small pocket computer that was also marketed as the Tandy or TRS-80 Pocket Computer PC-3.It was created by Sharp Corporation in 1982.
Casio PB-1000
The Casio PB-1000 was a handheld computer released by Casio in 1987. Revolutionary for its time, it featured a touchscreen display which consisted of 16 keys built into the screen, arranged in fixed ...
Casio FX-702P
The FX-702P is a Pocket Computer, manufactured by Casio from 1981 to 1984.
The FX-702P features a single line dot matrix liquid crystal display with 20 characters. A 10-digit mantissa is displaye...
Sharp PC-1500A
The Sharp PC-1500 was a pocket computer produced by Sharp during 1981-1985. A rebadged version was also sold as the TRS-80 Pocket Computer PC-2.The whole computer was designed around the LH5801, an 8...
HP-71B
The HP-71B was a hand-held computer or calculator programmable in BASIC, made by Hewlett-Packard from 1984 to 1989. The HP-71B was known as the "supreme" hand-held calculator/computer of choice at the...
Casio FX-850P
The Casio FX-850P is a scientific calculator introduced in 1987 and sold until 1992.
User's manual at http://www.usersmanualguide.com/casio/calculators/fx-850pThe calculator had a BASIC interprete...
Sharp PC-1500
The Sharp PC-1500 was a pocket computer produced by Sharp during 1981-1985. A rebadged version was also sold as the TRS-80 Pocket Computer PC-2.The whole computer was designed around the LH5801, an 8...
TI-74
The Texas Instruments TI-74 Basicalc is a type of programmable calculator, which was released in 1985 to replace the Texas Instruments Compact Computer 40. One variant, the TI-74S, has a blank facepla...
Sharp PC-1501
The Sharp PC-1500 was a pocket computer produced by Sharp during 1981-1985. A rebadged version was also sold as the TRS-80 Pocket Computer PC-2.The whole computer was designed around the LH5801, an 8...
HP Prime
The HP Prime is a graphing calculator manufactured by Hewlett-Packard (HP). It contains features common in smartphones, with a touchscreen and apps available to put onto it. There are two sides to the...
HP-67/-97
The HP-67 was a magnetic card-programmable handheld calculator, introduced by Hewlett-Packard in 1976 at an MSRP of $450. A desktop version with built-in thermal printer was sold as the HP-97 at a pr...
Synthetic Programming (HP-41)
Synthetic programming is an advanced technique of programming the HP-41C range of calculators, involving creating instructions (or combinations of instructions and operands) that cannot be obtained us...
Keystroke programming
Keystroke programming describes a specific way of programming by which each keystroke on a device or application is recorded in some way and then played back so that the recorded key-presses can be re...
TRS-80 Pocket Computer
A Tandy Pocket Computer or TRS-80 Pocket Computer is one of a line of 1980s small pocket computers—calculator-sized programmable computing devices—sold by Tandy Corporation under the "Tand...
Microwriter
The Microwriter is a hand-held portable word-processor with a chording keyboard. First demonstrated in 1978, it was invented by UK-based, US-born film director Cy Endfield and his partner Chris Rainey...
Sharp PC-1350
The Sharp PC-1350 is a small pocket computer manufactured by Sharp. The PC-1350 was introduced in 1984 and was used by engineers, and favored by programmers for its decent programming and graphical ca...
Pocket computer
A pocket computer was a small calculator-sized handheld programmable computer.This specific category of computers existed primarily in the 1980s. Manufacturers included Casio, Hewlett-Packard, Sharp,...
Sharp PC-E220
The Sharp PC-E220 was a 1991 pocket computer from Sharp Corporation featuring 32 kB RAM, 128 kByte ROM and a 3.072 MHz CMOS-SC7852 CPU which was Z80A compatible. The display was able to display 4...
Tandy Pocket Computer
A Tandy Pocket Computer or TRS-80 Pocket Computer is one of a line of 1980s small pocket computers—calculator-sized programmable computing devices—sold by Tandy Corporation under the "Tand...
Sharp PC-1403
The Sharp PC-1403 was a small scientific calculator and pocket computer manufactured by Sharp. It was the successor of the Sharp PC-1401, and had better display, more RAM and better system software.
HP-75
The HP-75C and HP-75D were hand-held computers programmable in BASIC, made by Hewlett-Packard from 1982 to 1986.The HP-75 had a single-line liquid crystal display, 48 KiB system ROM and 16 KiB RAM, a ...
Sharp PC-1402
The Sharp PC-1401 is a small pocket computer manufactured by Sharp. It was introduced in 1983 and represents a combination of scientific calculator and computer with BASIC interpreter. The PC-1402 has...
Sharp PC-1403H
The Sharp PC-1403 was a small scientific calculator and pocket computer manufactured by Sharp. It was the successor of the Sharp PC-1401, and had better display, more RAM and better system software.
Sharp EL-5120
The Sharp EL-5120 is a scientific programmable calculator. It has about 1 KB of total RAM available to the user, and has 4 basic operational modes: