Sinclair

ZX Spectrum 128

1985 · United Kingdom · 128 KB

128 kilobytes of memory and the three-channel AY-3-8912 sound chip — a marked leap in audio capability and program size.

ZX Spectrum 128 "Toastrack" with a side heatsink
Bill Bertram CC BY-SA 2.5 Wikimedia Commons · source: 2026-07-17

Specifications

Year
1985
Manufacturer
Sinclair Research
Country
United Kingdom
CPU
Zilog Z80A · 3.5 MHz
RAM
128 KB
ROM
32 KB
Video
256×192 · 15 colours
Sound
AY-3-8912 · 3 channels
Storage
Cassette
Keyboard
Mechanical, 58 keys
Mass
unknown

Gallery

We don’t have any further photos of this machine yet. If you have a freely licensed one, please get in touch.

Sources

  1. Sinclair ZX Spectrum 128 — Centre for Computing History computinghistory.org.uk
  2. ZX Spectrum — Wikipedia en.wikipedia.org