Part of my own amateur radio 'shack'
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
Sorry, this program needs your browser to have Javascript enabled.
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.
