PMD 85/en

Z PMD 85 Infoserver

about PMD 85

PMD 85 (Personal Microcomputer with Display) was a 8-bit personal computer produced in 80th's of 20th centrury in former Czechoslovakia. Prototype was developed and first version PMD 85-1 was produced in Tesla Piešťany headed by author Ing. Roman Kišš. Later was production moved to Tesla Bratislava, where was computer innovated and new versions PMD 85-2, PMD 85-2A and PMD 85-3 was produced.

specifications of models

PMD 85-0 (prototype)

Prototype Tesla PMD 85, 1984

• year of construction: 1984, Tesla Piešťany
• processor: MHB 8080A (2.048 MHz)
• RAM: 48 KB
• ROM: 4 KB
• output: TV, composite video a RGB output
• display resolution: 288×256 px
• 1 of 4 colours on black background for 6 pixels wide stripes
  (on TV output it's lowered brightness and flashing)
• properties:
  • system MONITOR (console)
  • built-in BASIC-G ROM module
  • save/load of programs on standard tape deck

PMD 85-1

Tesla PMD 85-1, 1985

• year of construction: 1985, Tesla Piešťany
• procesor: MHB 8080A (2.048 MHz)
• RAM: 48 KB
• ROM: 4 KB
• output: TV, composite video a RGB output
• display resolution: 288×256 px
• 1 of 4 colours on black background for 6 pixels wide stripes
  (on TV output it's lowered brightness and flashing)
• properties:
  • system MONITOR (console)
  • interface for ROM modules (BASIC-G ROM module included)
  • save/load of programs on standard tape deck

PMD 85-2

Tesla PMD 85-2A, 1987
(look of PMD 85-2, PMD 85-2A and PMD 85-3 model is same)

• year of construction: 1986, Tesla Bratislava
• procesor: MHB 8080A (2.048 MHz)
• RAM: 48 KB
• ROM: 4 KB
• output: TV, composite video a RGB output
• display resolution: 288×256 px
• 1 of 4 colours on black background for 6 pixels wide stripes
  (on TV output it's lowered brightness and flashing)
• properties:
  • system MONITOR (console)
  • interface for ROM modules (BASIC-G ROM module included)
  • save/load of programs on standard tape deck

PMD 85-2A

• year of construction: 1987, Tesla Bratislava
• procesor: MHB 8080A (2.048 MHz)
• RAM: 64 KB
• ROM: 4 KB
• output: TV, composite video a RGB output
• display resolution: 288×256 px
• 1 of 4 colours on black background for 6 pixels wide stripes
  (on TV output it's lowered brightness and flashing)
• properties:
  • system MONITOR (console)
  • interface for ROM modules (BASIC-G ROM module included)
  • save/load of programs on standard tape deck

PMD 85-3

• year of construction: 1988, Tesla Bratislava
• procesor: MHB 8080A (2.048 MHz)
• RAM: 64 KB
• ROM: 8 KB
• output: TV, composite video a RGB output
• display resolution: 288×256 px
• 1 of 4 colours on black background for 6 pixels wide stripes
• properties:
  • system MONITOR (console)
  • interface for ROM modules (BASIC-G ROM module included)
  • save/load of programs on standard tape deck

see also...

• PMD 85 Compatibles
• Peripherals