---
title: "RENUM – A ZX81 or TS1000 Utility"
type: "article"
slug: "renum-a-zx81-or-ts1000-utility"
url: "http://localhost/article/renum-a-zx81-or-ts1000-utility/"
markdown_url: "http://localhost/article/renum-a-zx81-or-ts1000-utility.md"
published_at: "2022-10-07T12:23:46+00:00"
modified_at: "2024-05-26T13:32:40+00:00"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
category:
  - name: "ZX-Appeal"
    slug: "zx-appeal"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/zx-appeal/"
post_tag:
  - name: "TS 1000"
    slug: "ts1000"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ts1000/"
  - name: "Type-in program"
    slug: "type-in-program"
    taxonomy: "post_tag"
    url: "http://localhost/tag/type-in-program/"
model:
  - name: "Timex/Sinclair 1000"
    slug: "ts-1000"
    taxonomy: "model"
    url: "http://localhost/model/ts-1000/"
indiv:
  - name: "Geoffrey Byrne"
    slug: "geoffrey-byrne"
    taxonomy: "indiv"
    url: "http://localhost/indiv/geoffrey-byrne/"
publication_r:
  id: 36087
  title: "ZX-Appeal"
  type: "periodical"
  url: "http://localhost/periodical/zx-appeal/"
authors: "Geoffrey Byrne"
issues_articles:
  - id: 39699
    title: "ZX-Appeal Sept 87"
    type: "issue"
    url: "http://localhost/issue/zx-appeal-sept-87/"
pages: "11-12"
pubdate: "September 1987"
archive_link: false
---

# RENUM – A ZX81 or TS1000 Utility