Programming the BaoFeng UV-5R
12v to 10v car adapter for BaoFeng Charger
Arduino - hardware and software projects
Picaxe © - connecting miscellaneous sensors etc
Power brick & Switched mode head to head (1)
Power brick & Switched mode head to head (2)
Adapting headphones-out for Line-in
Resetting the Fairmate HP-2000 CPU
Temperature-controlled fan for a PVR
Petition - Please sign
Community Facebook Group: No CO2 Pipeline - Wirral
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Sorry, these programs need your browser to have Javascript enabled. However, many of these calculators are now available in Windows Help-File (.CHM) format for easy downloading.... [Download hamcalc-chm.zip]
Vacuum Fluorescent Display (VFD) Clock.
ESP8266 Temperature Sender and Plotter.
TV Sound Amplifier with IR remote learning function.
Mini Project: USB Power Adapter for a DashCam.
Remote Network swicher for commercial VGA-to-AV Converter.
AHD & CVBS Video Splitter
DSL Router Monitor/Watchdog with Notify My Android Notification
XR2206-based Accurate Function Generator
A 500mA (1A max) ±5v and ±12v Power Supply
A Basic AD9850 Waveform Generator
Rigol DS1052E 50MHz Digital Storage Oscilloscope Review
Picaxe Weather Station Repeater
Arduino-based Vehicle Brake Lights Tester
Arduino-based Lithium-Ion/Lithium Polymer Battery Charger
Cheap and Cheerful Arduino-based 'Garden' Radio
Lithium-Ion charger for the 'Garden' Radio
An Arduino-based Camera & Flash Controller
An Arduino-based Bedside FM Radio Alarm Clock
Build A Variable DC Bench Power Supply.
Build A PICAXE Weather Station.
A PICAXE Microcontroller High Quality Video Switchbox.
Starting Electronics - a simple first project.
How to build a Video Switchbox.
An 8-input 'Solid State' Video Switchbox.
How Radio Works.
How Computers Work.
How Oscilloscopes Work.
A very brief history of Radio.
Follow this guide to help track down TVI.
Interactive Great Circle Maps of the World.
Check out my collection of calculators, ready-reckoners, etc.
