DIY Lock Nuts
If you have a metal lathe just looking for some work, why not make your own lock nuts? That’s what [my mechanics insight] did when faced with a peculiar lock …read more Continue reading DIY Lock Nuts
Author Archives: Al Williams
Reviewing the World’s 2nd Smallest Thermal Camera
A thermal camera is a very handy tool to have, and [Learn Electronics Repair] wanted to try out the Thermal Master P2 for electronic repair, especially since it claims to …read more Continue reading Reviewing the World’s 2nd Smallest Thermal Camera
Check Your Clip Leads
[Matthias] bought cheap clip leads online and, wisely, decided to check them. We’ve had the same experience that he’s had. Sometimes, these cheap leads are crimped and don’t make good …read more Continue reading Check Your Clip Leads
Random Wire Antenna Uses No Wire
Ideally, if you are going to transmit, you want a properly-tuned resonant antenna. But, sometimes, it isn’t practical. [Ham Radio Rookie] knew about random wire antennas but didn’t want a …read more Continue reading Random Wire Antenna Uses No Wire
Ham Radio in the Internet Age
Even if you are relatively young, you can probably think back on what TV was like when you were a kid and then realize that TV today is completely different. …read more Continue reading Ham Radio in the Internet Age
Silent Antenna Tuning
If you want to deliver the maximum power to a load — say from a transmitter to an antenna — then both the source and the load need to have …read more Continue reading Silent Antenna Tuning
Classic Heathkit OL-1 Scope Gets Some TLC
These days, not only are oscilloscopes very common, but even a cheap instrument today would have been the envy of the world’s greatest labs not that long ago. But back …read more Continue reading Classic Heathkit OL-1 Scope Gets Some TLC
Heathkit Signal Generator Gets an Update
[DTSS_Smudge] correctly intuits that if you are interested in an old Heathkit signal generator, you probably already know how to solder. So, in a recent video, he focused on the …read more Continue reading Heathkit Signal Generator Gets an Update
Give Your SMD Components a Lift
When you are troubleshooting, it is sometimes useful to disconnect a part of your circuit to see what happens. If your new PCB isn’t perfect, you might also need to …read more Continue reading Give Your SMD Components a Lift
For Desalination, Follow the Sun
It’s easy to use electricity — solar-generated or otherwise — to desalinate water. However, traditional systems require a steady source of power. Since solar panels don’t always produce electricity, these …read more Continue reading For Desalination, Follow the Sun