Engineering:NE-Z80

NE-Z80

Manufacturer	Prológica
Type	Homebuilt computer
Release date	Brazil: October 1981 (1981-10)
Introductory price	Cr$ 59,900
Media	Cassette tape
Operating system	Sinclair BASIC
CPU	Z80A @ 3.25 MHz
Memory	1 KiB (extendable to 16 KiB)
Display	Monochrome TV out; 24 lines × 32 characters or 64 × 48 block graphics mode
Backward compatibility	ZX80
Successor	NE-Z8000

The NE-Z80 was a homebuilt computer kit presented by Nova Eletrônica magazine on the October 1981 issue, a publication that was part of the Brazilian Prológica group.

It was the first Sinclair ZX80 clone available in Brazil. With an introduction price of Cr$ 59,900, it was the cheapest microcomputer on sale in the country at the time.

Specifications

Specifications were similar to the original machine:

• CPU: Z80A @ 3.25 MHz
• Memory: ROM: 4 KiB; RAM: 1 KiB (extendable to 16 KiB)
• Keyboard: 40 keys membrane keyboard
• Display: 32 × 22 text; 64 × 44 semigraphics
• Expansion: 1 slot
• Outputs: 1 TV out (RF modulator, channel 2); cassette tape recorder audio in/out
• Storage: Cassette tape (300 baud)