---
title: "Interfacing the ZX81, Part 4"
type: "article"
slug: "interfacing-the-zx81-part-4"
url: "http://localhost/article/interfacing-the-zx81-part-4/"
markdown_url: "http://localhost/article/interfacing-the-zx81-part-4.md"
published_at: "2020-10-27T17:08:52+00:00"
modified_at: "2024-06-23T21:38:39+00:00"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
excerpt: "The ZX81 (or Timex Sinclair 1000) computer can be turned into a very powerful machine. Article discusses interfacing National Semiconductor's Digitalker chip."
category:
  - name: "Radio Electronics"
    slug: "radio-electronics"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/radio-electronics/"
post_tag:
  - name: "1984"
    slug: "year-1984"
    taxonomy: "post_tag"
    url: "http://localhost/tag/year-1984/"
  - name: "TS 1000"
    slug: "ts1000"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ts1000/"
  - 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: "Neil Bungard"
    slug: "neil-bungard"
    taxonomy: "indiv"
    url: "http://localhost/indiv/neil-bungard/"
publication: "Radio Electronics"
publication_r:
  id: 10236
  title: "Radio Electronics"
  type: "periodical"
  url: "http://localhost/periodical/radio-electronics/"
authors: "Neil Bungard"
volume: "55"
issue: "11"
pages: "70-72, 82-83"
pubdate: "November 1984"
archive_link: false
archiveurl: "https://archive.org/download/radio_electronics_1984-11/Radio_Electronics_November_1984.pdf"
volumeissue: "v55n11"
---

# Interfacing the ZX81, Part 4

The ZX81 (or Timex Sinclair 1000) computer can be turned into a very powerful machine. Article discusses interfacing National Semiconductor’s Digitalker chip.