Practical Electronics No 5 2026

Read in the issue 5 Practical Electronics 2026

SSB Shortwave Receiver, part one by Charles Kosina.
While there are plenty of cheap radios these days, including software-defined types, I decided to build an analog shortwave radio myself. I learned a lot about shortwave, SSB and how radios work in the process.

433MHz Transmitter Module by Tim Blythman.
The LPD433 (low-interference potential device) band is used by many devices for radio control. There is no need for a class licence, so low-cost 433-434MHz digital modules make it easy to create a wireless link.

Tool Safety Timer by Phil Prosser.
Have you ever accidentally left your soldering iron switched on? This project will help
allay your fears. It’s also a great idea for fitting to a hot air rework system or other
mains-powered tools.


English | 84 pages | True PDF | 37.8 MB

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