ZX81
1981
- Original Price : £69.95
- RAM : 1K
- ROM : 8K
- CPU : Z80 @ 3.25MHz
- Video Output : RF Modulator
- Display Resolution Text : 24 lines x 32 characters
- Display Resolution Pixels : 64 x 48
- Colours : 2
- OS Language : Sinclair BASIC
- IO Ports : tape-recorder and Z80 Bus
- Keyboard : Touch-sensitive membrane keyboard with 40 keys
- Peripherals : 2 Peripherals View Peripherals
- Software : 23 Titles View Software
- Leaflets / Brochures : 3 View Leaflets / Brochures
- Books : 4 Titles View Books
- Manuals : 2 View Manuals
- Adverts : 6 View Adverts
The ZX81 was launched in 1981 by Sinclair and came in kit form for £49.95 or fully assembled for £69.95. The ZX81 offered 1KB of memory and an 8-bit CPU with a speed of 3.25 MHZ.
Trivia
BASIC is an acronym for Beginners All-purpose Symbolic Instruction Code
8-bit is an early computer hardware device or software program that is capable of transferring eight bits of data at the same time.
8-bit computer manufacturers Sinclair, Acorn and Tangerine (Oric) were all based within a few miles of each other in Cambridgeshire England.
