Research any topic before you write.

Find related topics.Discover entities.See connections.Build a topical map.

Jupiter Ace

The Jupiter Ace was a British home computer by Jupiter Cantab, released in 1982. Like many other home computers of the era, it utilized the Zilog Z80 microprocessor. Known for its distinct white case and visual similarity to the ZX Spectrum, the Ace differed from other microcomputers of the time in that its programming environment used Forth instead of…

[EN, English, English]

History, Design & Programming

Interactive map loads when it comes into view.
Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Jupiter Ace. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

CPU
Z80 @ 3.25 MHz
Developer
Jupiter Cantab
Discontinued
1984; 42 years ago (1984)
Display
32 x 24 monochrome characters, 127 redefinable 8 x 8 pixel characters, semigraphics
Introductory price
£89.95 (equivalent to £320 in 2025)
Memory
3 KB (maximum 49 KB)

Topics to explore

A structured outline of related entities, concepts and subtopics. Open any item to build a new map centered on it.

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

History

Design

Programming

Add-ons

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Number of nodes, edges, triples, density and central hubs. Use it to gauge the size and connectivity of the map.

Jupiter Ace

Nodes49
Edges48
Triples79
Avg. degree1.96
Density0.040816
Components1

How this topic connects Entity context

Quick relationship hints grouped by predicate. Useful for spotting recurring semantic connections around the current entity.

See the strongest relationship patterns around the current topic before diving into the raw triples.

Jupiter Ace

Top relations

related to history · 16
Jupiter Ace → Altwasser, Both, British, Jupiter Cantab, Pilot ACE, Richard Altwasser, ROM, September, Spectrum, Steven Vickers, The Jupiter Ace, Vickers, ZX Spectrum, ZX80 ROM, ZX81, ZX81 ROM
related to Design · 12
Jupiter Ace → Ace, As, Audio, CPU-controlled, Internally, Like, PCB, Sound, Spectrum, The Jupiter Ace, ZX Spectrum, ZX81
related to Add-ons · 9
Jupiter Ace → Boldfield, Jupiter Cantab, KB, KB RAM, RAM, Sinclair, Stonechip Electronics, The, ZX81
related to External links · 7
Jupiter Ace → ACE ROM, ACE-ROM-PROJECT, Jupiter Ace Resource Site, Latest ROM Docs E-Book, PDF, The Jupiter Ace, ZIP
related to Sales · 7
Jupiter Ace → Aces, As, BASIC, Forth, Jupiter Cantab, Sales, The
related to Decompiling · 6
Jupiter Ace → As, Block System, Decompiling, Its Forth, RAM, These
related to Jupiter Ace 4000 · 3
Jupiter Ace → Ace, Reportedly, The Jupiter Ace
related to Jupiter Ace issue 1 · 3
Jupiter Ace → Ace, Reportedly, The
CPU · 1
Jupiter Ace → Z80 @ 3.25 MHz
Developer · 1
Jupiter Ace → Jupiter Cantab

Important terminology Word statistics

Frequent words and multi-word phrases across the lead, headings, infobox and body. Useful for terminology coverage.

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

forth ace jupiter kb ram used memory cantab video basic rom spectrum machine also programming programs words zx81 system computer

Entity relationships Subject–Predicate–Object triples

Extracted RDF-like relationships with confidence and source. The table includes structured facts and lower-confidence contextual relations.
SubjectPredicateObjectConfidenceSrc
Jupiter AceCPUZ80 @ 3.25 MHz1.00infobox
Jupiter AceDeveloperJupiter Cantab1.00infobox
Jupiter AceDiscontinued1984; 42 years ago (1984)1.00infobox
Jupiter AceDisplay32 x 24 monochrome characters, 127 redefinable 8 x 8 pixel characters, semigraphics1.00infobox
Jupiter AceIntroductory price£89.95 (equivalent to £320 in 2025)1.00infobox
Jupiter AceMemory3 KB (maximum 49 KB)1.00infobox
Jupiter AceOperating systemACE Forth1.00infobox
Jupiter AceReleased22 September 1982; 43 years ago (1982-09-22)1.00infobox
Jupiter AceRemovable storageCassette-tape interface (1500 baud)1.00infobox
Jupiter AceSoundBeeper1.00infobox
Jupiter AceTypeHome computer1.00infobox
Jupiter AceUnits soldaround 5,000 units1.00infobox

Related concept clusters Concept neighborhoods

Clusters of nearby vocabulary surrounding the topic. Scan them for adjacent concepts and language you may have missed.

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridge nodes connect otherwise separate parts of the map. Expand a row to inspect the topic groups on each side.

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.