November 2021

Detailed description of this issue HERE

Projects & Circuits

Dual Battery Lifesaver – buy the PCB HERE
This small board provides an easy way to protect rechargeable batteries from
being completely drained if a device is accidentally left switched on.

USB SuperCodec – Part 3 – buy the PCB HERE
Our SuperCodec is so good our Audio Precision system can barely measure its distortion! Now it’s time to put it all together and get it up and running.

I/O Expander Modules – buy the PCBs
Sometimes, when working with microcontrollers, you just don’t have enough pins to do what needs to be done. That’s when you need expanders.

Colour Maximite 2 (Generation 2) – Part 2
The latest, turbocharged iteration of our retro home computer.

Series, Features and Columns

The Fox Report by Barry Fox
VR/AR on tour in the UK
tekkiepix pic of the month – Automation

Techno Talk by Mark Nelson
On your marks…

Net Work by Alan Winstanley
This month, a warning that multiple global supply chain issues mean that readers should plan ahead for Christmas. Plus, the unstoppable rise of apps.

PIC n’ Mix by Mike Hibbett
Part 8: PIC18F Development Board – buy the PCB HERE

Circuit Surgery by Ian Bell
Capacitor Dielectric Absorption

Max’s Cool Beans by Max The Magnificent – buy the SMAD display HERE.
Flashing LEDs and drooling engineers – Part 21

Audio Out
Analogue Vocoder – Part 1

Downloads

Download the files associated with this issue HERE.