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Pentagon (computer)

The Pentagon (Russian: Пентагон) home computer is an enhanced clone of the British-made Sinclair ZX Spectrum 128. It was manufactured by amateurs in the former Soviet Union, following freely distributable documentation. Its PCB was copied all over the ex-USSR between 1991-1996, making it a widespread ZX Spectrum clone. The name "Pentagon" derives from…

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Also known as
Пентагон
Backward compatibility
ZX Spectrum 128
CPU
КР1858ВМ1/3, Т34ВМ1, Z80A, B, H @ 3.5 MHz (7 MHz turbo mode)
Graphics
256x192, 384x304, 512x192 monochrome
Media
tape, floppy disks, hard drives (depending on models)
Memory
48 to 4096KB (depending on model)

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Pentagon (computer)

Nodes23
Edges22
Triples14
Avg. degree1.91
Density0.086957
Components1

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Pentagon (computer)

Top relations

Also known as · 1
Pentagon (computer) → Пентагон
Backward compatibility · 1
Pentagon (computer) → ZX Spectrum 128
CPU · 1
Pentagon (computer) → КР1858ВМ1/3, Т34ВМ1, Z80A, B, H @ 3.5 MHz (7 MHz turbo mode)
Graphics · 1
Pentagon (computer) → 256x192, 384x304, 512x192 monochrome
Media · 1
Pentagon (computer) → tape, floppy disks, hard drives (depending on models)
Memory · 1
Pentagon (computer) → 48 to 4096KB (depending on model)
Operating system · 1
Pentagon (computer) → Sinclair BASIC, TR-DOS
Related · 1
Pentagon (computer) → ATM (computer)
Released · 1
Pentagon (computer) → 1989; 37 years ago (1989)
Sound · 1
Pentagon (computer) → Beeper, Covox, UltraSound (depending on model)

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Important terminology

spectrum pentagon zx pcb 128 kb clone sinclair original mhz turbo mode sound пентагон home computer 48 russian covox ultrasound

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Pentagon (computer)Also known asПентагон1.00infobox
Pentagon (computer)Backward compatibilityZX Spectrum 1281.00infobox
Pentagon (computer)CPUКР1858ВМ1/3, Т34ВМ1, Z80A, B, H @ 3.5 MHz (7 MHz turbo mode)1.00infobox
Pentagon (computer)Graphics256x192, 384x304, 512x192 monochrome1.00infobox
Pentagon (computer)Mediatape, floppy disks, hard drives (depending on models)1.00infobox
Pentagon (computer)Memory48 to 4096KB (depending on model)1.00infobox
Pentagon (computer)Operating systemSinclair BASIC, TR-DOS1.00infobox
Pentagon (computer)RelatedATM (computer)1.00infobox
Pentagon (computer)Released1989; 37 years ago (1989)1.00infobox
Pentagon (computer)SoundBeeper, Covox, UltraSound (depending on model)1.00infobox
Pentagon (computer)Storagetape, Beta 128 Disk Interface, hard drives (depending on models)1.00infobox
Pentagon (computer)TypeHome computer1.00infobox
Pentagon (computer)Websitepentagon.nedopc.com1.00infobox

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