---
title: "ZX81 Video Inverter"
id: 14817
type: "product"
slug: "zx81-video-inverter"
url: "http://localhost/product/zx81-video-inverter/"
markdown_url: "http://localhost/product/zx81-video-inverter.md"
published_at: "2019-11-30T01:20:06+00:00"
modified_at: "2026-03-22T13:20:28+00:00"
author: "David Anderson"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
excerpt: "Circuit to invert video signal (white on black); fits inside computer. Switch to select normal or inverted video."
category:
  - name: "Video"
    slug: "video"
    taxonomy: "category"
    url: "http://localhost/category/hardware/video/"
post_tag:
  - name: "D. Fritsch"
    slug: "d-fritsch"
    taxonomy: "post_tag"
    url: "http://localhost/tag/d-fritsch/"
  - name: "TS 1000"
    slug: "ts1000"
    taxonomy: "post_tag"
    url: "http://localhost/tag/ts1000/"
model:
  - name: "Timex/Sinclair 1000"
    slug: "ts-1000"
    taxonomy: "model"
    url: "http://localhost/model/ts-1000/"
genre:
  - name: "Hardware"
    slug: "hardware"
    taxonomy: "genre"
    url: "http://localhost/type/hardware/"
  - name: "Video"
    slug: "video"
    taxonomy: "genre"
    url: "http://localhost/type/video/"
company:
  id: 10791
  title: "D. Fritsch"
  type: "company"
  url: "http://localhost/company/d-fritsch/"
price: 13
date: 1982
rarity: "Uncommon"
articles:
  - article:
      id: 24450
      title: "Letter from England (Sync v3 n1)"
      type: "article"
      url: "http://localhost/article/letter-from-england-2/"
adverts:
  - publication:
      - id: 26645
        title: "SYNC v2 n5"
        type: "issue"
        url: "http://localhost/issue/sync-v2-n5/"
    advert_page: "78"
companies_products:
  - id: 10791
    title: "D. Fritsch"
    type: "company"
    url: "http://localhost/company/d-fritsch/"
---

# ZX81 Video Inverter

Circuit to invert video signal (white on black); fits inside computer. Switch to select normal or inverted video.