---
title: "ZX81 Horizon"
id: 21099
type: "book"
slug: "zx81-horizon"
url: "http://localhost/book/zx81-horizon/"
markdown_url: "http://localhost/book/zx81-horizon.md"
published_at: "2020-04-05T16:22:44+00:00"
modified_at: "2024-11-23T15:53:33+00:00"
author: "David Anderson"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
excerpt: "Programming instructional book aimed at those ready to exploit the 16K RAM pack. 4 long programs with detailed analysis of how the lines and routines work."
category:
  - name: "Books"
    slug: "book"
    taxonomy: "category"
    url: "http://localhost/category/book/"
post_tag:
  - name: "TS 1000"
    slug: "ts1000"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ts1000/"
  - name: "Uitgeverij Wolfkamp (company)"
    slug: "uitgeverij-wolfkamp"
    taxonomy: "post_tag"
    url: "http://localhost/tag/uitgeverij-wolfkamp/"
  - name: "ZX81"
    slug: "zx81"
    taxonomy: "post_tag"
    url: "http://localhost/tag/zx81/"
model:
  - name: "Sinclair ZX81"
    slug: "zx81"
    taxonomy: "model"
    url: "http://localhost/model/zx81/"
  - name: "Timex/Sinclair 1000"
    slug: "ts-1000"
    taxonomy: "model"
    url: "http://localhost/model/ts-1000/"
indiv:
  - name: "Adrian Watney"
    slug: "adrian-watney"
    taxonomy: "indiv"
    url: "http://localhost/indiv/adrian-watney/"
authors: "Adrian Watney"
publisher: "Uitgeverij Wolfkamp"
publisher_publications:
  - id: 11419
    title: "Uitgeverij Wolfkamp"
    type: "company"
    url: "http://localhost/company/uitgeverij-wolfkamp/"
date: "1983"
reviews:
  - id: 36071
    title: "Star Bookrev"
    type: "article"
    url: "http://localhost/article/star-bookrev/"
links:
  - link_text: "Listing in Sync v3 n6"
    link_url: "https://archive.org/details/syncmagazine-v3_n6/page/n100"
zotero_id: "KIK58LHL"
---

# ZX81 Horizon

Programming instructional book aimed at those ready to exploit the 16K RAM pack. 4 long programs with detailed analysis of how the lines and routines work.