Computing history have a new and interesting addition to their collection – the Sinclair ZX Spectrum+ PBS Executive IV.
ZX Spectrum+ planning started in June 1984, and was released in October the same year.This 48 KB Spectrum (development code-name TB) introduced a new QL-style enclosure with a much needed injection-moulded keyboard and a reset button, retailing for £179.95. Early on, the machine outsold the rubber-key model 2:1; however, some retailers reported very high failure rates.
- CPU Zilog Z80A
- SPEED 3.5 MHz
- RAM 48k
- ROM 16k
The Spectrum+ was taken by Portable Business Systems Limited in 1985 and incorporated in a large briefcase style which incorporated the ZX Intercae I, ZX Microdrive, power supply and the Alphacom 32 printer. Our unit is type: 230186 with a serial number of 1376