---
title: "Professional Keyboard"
id: 13007
type: "product"
slug: "kb-1-zx81-professional-keyboard"
url: "http://localhost/product/kb-1-zx81-professional-keyboard/"
markdown_url: "http://localhost/product/kb-1-zx81-professional-keyboard.md"
published_at: "2019-11-30T01:18:37+00:00"
modified_at: "2026-03-22T13:20:35+00:00"
author: "David Anderson"
featured_image:
  url: "http://localhost/wp-content/uploads/2020/08/Gladstone-keyboard-and-case.jpg"
excerpt: "Full-size keyboard plugs into the ZX81/TS1000 circuit board. Comes with standard Sinclair legends on removable key tops, a full-size space bar and seven extra keys, plus edge card connector for adding extra memory. Likely the Dean Electronics keyboard, imported from England."
category:
  - name: "Keyboard"
    slug: "keyboard"
    taxonomy: "category"
    url: "http://localhost/category/hardware/keyboard/"
post_tag:
  - name: "Gladstone Electronics"
    slug: "gladstone-electronics"
    taxonomy: "post_tag"
    url: "http://localhost/tag/gladstone-electronics/"
  - 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: "Keyboard"
    slug: "keyboard"
    taxonomy: "genre"
    url: "http://localhost/type/keyboard/"
company:
  id: 10902
  title: "Gladstone Electronics"
  type: "company"
  url: "http://localhost/company/gladstone-electronics/"
price: 85
rarity: "Uncommon"
related_content:
  - id: 35687
    title: "Gladstone Electronics February 1983 catalog"
    type: "document"
    url: "http://localhost/document/gladstone-electronics-february-1983-catalog/"
articles:
  - article:
      id: 20260
      title: "Shopper’s Guide: Hardware"
      type: "article"
      url: "http://localhost/article/shoppers-guide-hardware/"
adverts:
  - publication:
      - id: 26645
        title: "SYNC v2 n5"
        type: "issue"
        url: "http://localhost/issue/sync-v2-n5/"
    advert_page: "45"
  - publication:
      - id: 26648
        title: "SYNC v3 n2"
        type: "issue"
        url: "http://localhost/issue/sync-v3-n2/"
    advert_page: "49"
companies_products:
  - id: 10902
    title: "Gladstone Electronics"
    type: "company"
    url: "http://localhost/company/gladstone-electronics/"
---

# Professional Keyboard

Full-size keyboard plugs into the ZX81/TS1000 circuit board. Comes with standard Sinclair legends on removable key tops, a full-size space bar and seven extra keys, plus edge card connector for adding extra memory. Likely the Dean Electronics keyboard, imported from England.

![Image](http://localhost/wp-content/uploads/2020/08/Gladstone-keyboard-and-case-1024x768.jpg)

![Image](http://localhost/wp-content/uploads/2020/08/Gladstone-keyboard-and-case-2-1024x922.jpg)

![Image](http://localhost/wp-content/uploads/2020/08/Dean-Electronics-keyboard-SinclairUser_004_Jul_1982_0029-1024x704.jpg)