ZX Spectrum 48K Composite Video Mod

ZX Spectrum 48k Composite Video Mod Making a composite video mod on a ZX Spectrum 48k is a process that requires knowledge of electronics and skill with a soldering iron. The objective of this mod is to change the RF (Radio Frequency) signal for a...

Assemble a new ZX Spectrum issue 4B from new parts

Here we document the exciting experience of building a new ZX Spectrum issue 4B board from scratch. Thanks to innovative individuals like Charlie Ingley, who created a replacement ULA chip, this project is now possible. Initially it has been designed and...

How To Set up SSH Keys on a Linux

This page explains a public key and shows you how to set up SSH keys on a Linux or Unix-like server. I am assuming that you are using Linux or Unix-like server and client with the following software: OpenSSH SSHD server OpenSSH ssh client and friends on Linux...

Configuring an rsync Task

Configuring an rsync Task How to configure automated data transfers using rysnc. 9 minute read Data often needs to be copied to another system for backup or when migrating to a new system. A fast and secure way of doing this is by using rsync. Rsync provides the...
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