---
title: "SYNC v1 n4"
id: 26638
type: "issue"
slug: "sync-v1-n4"
url: "http://localhost/issue/sync-v1-n4/"
markdown_url: "http://localhost/issue/sync-v1-n4.md"
published_at: "2020-09-03T00:05:55+00:00"
modified_at: "2026-01-01T14:32:13+00:00"
author: "David Anderson"
featured_image:
  url: "http://localhost/wp-content/uploads/2020/10/Sync_Volume_1_Number_4-cover.jpg"
category:
  - name: "Periodicals"
    slug: "periodicals"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/"
  - name: "SYNC"
    slug: "sync"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/sync/"
periodical_issues:
  - id: 10243
    title: "SYNC"
    type: "periodical"
    url: "http://localhost/periodical/sync-magazine/"
volume: "1"
number: "4"
issue_date: "July/August 1981"
issues_articles:
  - id: 24186
    title: "Keyboard Beeper"
    type: "article"
    url: "http://localhost/article/keyboard-beeper/"
  - id: 24187
    title: "Software Review: And the Walls Came Tumbling Down"
    type: "article"
    url: "http://localhost/article/software-review-and-the-walls-came-tumbling-down/"
  - id: 24241
    title: "Glitchoidz Report"
    type: "article"
    url: "http://localhost/article/glitchoidz-report-2/"
  - id: 24242
    title: "Sync Notes"
    type: "article"
    url: "http://localhost/article/sync-notes-3/"
  - id: 24243
    title: "Letters"
    type: "article"
    url: "http://localhost/article/letters-8/"
  - id: 24244
    title: "Perceptions"
    type: "article"
    url: "http://localhost/article/perceptions/"
  - id: 24245
    title: "Machine Code Keyboard Scanning Program"
    type: "article"
    url: "http://localhost/article/machine-code-keyboard-scanning-program/"
  - id: 24246
    title: "The TL$ Function"
    type: "article"
    url: "http://localhost/article/the-tl-function/"
  - id: 24247
    title: "A Subroutine for Serial Data Output"
    type: "article"
    url: "http://localhost/article/a-subroutine-for-serial-data-output/"
  - id: 24248
    title: "TR$ and LET A$=A$+B$ on the ZX80"
    type: "article"
    url: "http://localhost/article/tr-and-let-aab-on-the-zx80/"
  - id: 24249
    title: "Multi-Dimensional Arrays for the ZX80"
    type: "article"
    url: "http://localhost/article/multi-dimensional-arrays-for-the-zx80/"
  - id: 24250
    title: "Bisection Interation Square Root Program"
    type: "article"
    url: "http://localhost/article/bisection-interation-square-root-program/"
  - id: 24251
    title: "Setting Up Bar Charts"
    type: "article"
    url: "http://localhost/article/setting-up-bar-charts/"
  - id: 24252
    title: "Screen Scrolling"
    type: "article"
    url: "http://localhost/article/screen-scrolling/"
  - id: 24253
    title: "Multiplication Three-in-a-Row"
    type: "article"
    url: "http://localhost/article/multiplication-three-in-a-row/"
  - id: 24254
    title: "The ZX80 Makes the Grade"
    type: "article"
    url: "http://localhost/article/the-zx80-makes-the-grade/"
  - id: 24255
    title: "Detective"
    type: "article"
    url: "http://localhost/article/detective/"
  - id: 24256
    title: "A Parallel Interface for the ZX-80/MicroAce Computer"
    type: "article"
    url: "http://localhost/article/a-parallel-interface-for-the-zx-80-microace-computer/"
  - id: 24257
    title: "Mini-Billboard"
    type: "article"
    url: "http://localhost/article/mini-billboard/"
  - id: 24258
    title: "Try This"
    type: "article"
    url: "http://localhost/article/try-this-3/"
  - id: 24259
    title: "8K Basic ROM"
    type: "article"
    url: "http://localhost/article/8k-basic-rom/"
  - id: 24260
    title: "Resources (Sync v1 n4)"
    type: "article"
    url: "http://localhost/article/resources-sync-v1-n4/"
advertisers:
  - id: 11041
    title: "Lamo-Lem"
    type: "company"
    url: "http://localhost/company/lamo-lem/"
  - id: 11133
    title: "New England Software"
    type: "company"
    url: "http://localhost/company/new-england-software/"
  - id: 11064
    title: "Macronics"
    type: "company"
    url: "http://localhost/company/macronics/"
  - id: 11471
    title: "ZETA Software"
    type: "company"
    url: "http://localhost/company/zeta-software/"
  - id: 11035
    title: "L.J.H. Enterprises"
    type: "company"
    url: "http://localhost/company/ljh-enterprises/"
  - id: 11319
    title: "Softsync, Inc."
    type: "company"
    url: "http://localhost/company/softsync/"
  - id: 11170
    title: "Peripherals Plus"
    type: "company"
    url: "http://localhost/company/peripherals-plus/"
  - id: 11447
    title: "William Don Maples"
    type: "company"
    url: "http://localhost/company/william-don-maples/"
archiveurl: "https://archive.org/details/sync-magazine/SYNC%20v1%20n4"
---

# SYNC v1 n4