1977 adverts

32K. One card. One low price. Only from The Digital Group

The Digital Group was entirely unrelated to the other Digital - Digital Equipment Corporation, or DEC - but was founded in Denver, Colorado, in 1974. It went bust only five years ...

One Sol-20 equals three computers.

Here's another advert for Processor Technology's Sol-20 - the microcomputer designed by Lee Felsenstein in 1976. It's offering the Sol-20 in three bundles - the Sol System I, II...

Key into Maxi-power @ Micro-price

ECD was founded in Cambridge, Massachusetts, in November 1974. Its first products were a capacitance meter and an industrial digital thermometer, both of which sold well. At the ...

The Heathkit H11 Digital Computer

This advert, for Heathkit's H11 microcomputer, was part of an extravangant sixteen page spread in September 1977's Byte - The Small Systems Journal magazine. It introduced the c...

TLF Mini 12: Why buy a micro when you can buy a mini for less!

One of the most popular range of minicomputers in the 1970s was DEC's PDP - Programmed Data Processor - series of sometimes room-sized machines (once disk units and printers had b...

CP/M Low-cost microcomputer software

Called at the time a "control program" for microcomputers, hence the initials CP, CP/M had become the de-factor operating system for many microcomputers of the mid 1970s, followin...

Equinox: All Together Now!

The Equinox 100 was a Zilog Z80 or Intel 8080-based system with an industry-standard S-100 bus - the most popular bus standard of the day. It was built by Parasitic Engineering ...

Intel delivers SDK-85. It's the quickest way to sink your teeth into 8085 design

Back in the 1970s, almost every time a new CPU came out it would most likely possess an entirely new instruction set. Even within the same range of computers, often code would h...

The first complete, low-cost microcomputer system for business, home or education - TRS-80

Technically, it wasn't - the Commodore PET was launched several months before the TRS-80 at the January Consumer Electronics Show and as such was the first of the "1997 Trinity" (...

Introducing Apple II - You've just run out of excuses for not owning a personal computer

The Apple II was one of the "1977 Trinity" - along with the Commodore PET and the Radio Shack TRS-80 - which were the first three true personal computers to be launched. The PET ...

Horizon - The complete computer. Look to the North Star Horizon

The North Star Horizon might be filed under the "who or what?" category of computers, however judging by the regularity of the company's adverts in magazines of the day it was ar...

SWTPC announces first dual minifloppy kit under $1,000

South West Technical Products Corp was a company that started out producing project kits, but here is offering a complete Motorola 6800-based system with 4K memory and floppy disk...

Equinox 100: When you put it together, it's really together

For those moments when the computer's playing up and there's clearly nothing better to do than hit the bottle comes this advert for the Equinox 100, made by Parasitic Engineering ...

Commodore's philosophy: Computer PET 2001

This is an eight-page A5 booklet produced for the launch of the Commodore PET in the UK, a machine which made its debut at the Chicago Consumer Electronics Show in January 1977, m...

Dynabyte builds the Great Memory

Mangling grammar slightly to get in a reference to the Great Pyramids of Giza, and going the extra mile by apparently cutting up one of its memory boards to make an actual pyramid...