September 2021

Detailed description of this issue HERE

Projects & Circuits

USB SuperCodec – Part 1 – buy the PCB HERE.
This beauty is the ultimate in high-fidelity audio recording and playback. Use it for digitising LPs or recording your own music!

Shirt-Pocket Crystal-locked Audio DDS Oscillator – buy the PCB HERE.
This compact little audio oscillator can fit into your shirt pocket, yet it delivers a
super-accurate sinewave when and where you need it.

High-power Ultrasonic Cleaner – Part 1 – buy the PCBs HERE.
This large, High-power Ultrasonic Cleaner is ideal for cleaning bulky items such as mechanical parts and delicate fabrics. Quite easy to build, it’s packed with features.

Night Keeper Lighthouse – buy the PCB HERE.
This nightlight briefly lights up the darkness, to keep children’s dreams from running aground on dangerous shores – an excellent project for beginners.

Series, Features and Columns

The Fox Report by Barry Fox
The curse of duff manuals

Techno Talk by Mark Nelson
A clearer call for all

Net Work by Alan Winstanley
This month, the upcoming release of Windows 11 and the requirement for TPM; Cloud backups; and the rise of Virgin as a satellite launch provider.

Circuit Surgery by Ian Bell
Multistage log amplifiers for RF power measurement

Flowcode Graphical Programming by Martin Whitlock
Introducing Flowcode

Practically Speaking by Jake Rothman
Dissecting devices – a photographic feast

PIC n’ Mix by Mike Hibbett – buy the PCB HERE.
Part 7: PIC18F Development Board

Max’s Cool Beans by Max The Magnificent – buy the SMAD display HERE.
Flashing LEDs and drooling engineers – Part 19

Audio Out
A question of balance – Part 1

Downloads

Download the files associated with this issue HERE.