Photos or stories of interest that are educational.
Our club member Jeffrey VA3RTV has brought an interesting podcast to the attention of some of our executive committee. With the growing interest in digital communications, he wanted us to share this with you so that you can have a … Continued
As we race to shrink the size of electronics, we all end up at some point needing to work on surface mount devices or SMD. These microscopic parts require a new way of working compared their through hole counterparts. Mike … Continued
When building any AC project from an RF oscillator to a power supply, choosing the right capacitor for the job is often more important than you might first expect. In another great video by Mr. Carlson, he breaks down each … Continued
Ever wanted the true broadcaster’s feeling in the amateur bands? Thanks to the work of Mr. Carlson, you can. Here is his video explaining and exploring his Gates BC-250-GY commercial AM transmitter. He has modified this particular 250 W broadcast … Continued
This was found and forwarded due to a inside joke at the technical committee. A particular rig of discussion apparently uses a light bulb as a fuse in the output stage to prevent current inrush from the antenna. Well, here … Continued
Automatic Link Establishment (ALE) is a digital protocol that enables HF operators to contact one another by dialling a recipient similar to how other digital modes in the VHF/UHF bands do. Each amateur operator first programs their radio or connected … Continued
On a recent excursion into the wilds of the Durham suburbia, our own Bob VE3IRB spotted an unusual antenna arrangement. Seems someone wanted their digital TV antenna on the air in a hurry, without some ugly support tower to hold … Continued