38 years ago (1986), yours truly produced a video with the help of the Boeing Television Studio describing in detail the lab procedure to solve for the bulk resistances of the bipolar junction transistor (BJT). Sadly, the audio is a little distorted but I may be able to improve that at a later date. The video was sponsored by the… Read more »
At the March 2025 monthly meeting of the Chelsea Amateur Radio Club our presentation is going to be on reflections and how electrical signals travel with respect to time and the speed of light. This knowledge is of the uttermost basic nature. When you understand this stuff it opens doors unimaginable.
Up until today, the WD8IEL Chelsea Repeater has been programmed to announce the time at one minute after the hour, hourly, from midnight to midnight. In addition, each day at midnight it announced todays day and date together with the time. The midnight-only announcement remains unchanged. However, starting today the hourly announcement has been silenced from midnight to 6 AM… Read more »
I have only been licensed for amateur radio since 2019. In that short time, I have lost count of how many times I have heard the claim that when you use an antenna tuner, you are only fooling yourself. For internal and desktop antenna tuners there are certainly cases where that is true. I have also heard at least one… Read more »
This next Saturday is the Third Saturday of the month. Don’t forget to join us for breakfast at Stivers at 9:00 AM. This is not limited to club members or even licensed amateur radio operators. Maybe you are interested in amateur radio for yourself or your children. This is where you will get all the autoreactive information you were hoping… Read more »
In earlier club presentations, Jim has gone into details about the inner workings of his Hustler 4BTV HF antenna. This is a real lesson in antenna electromagnetics on a practical basis. The January club meeting will feature a continuation of Jim’s antenna concerning its annual calibration and a physically damaged trap on the antenna that was discovered. Below is the… Read more »
Michigan Parks on the Air is sponsoring an event on June 7, 2025 at Michigan’s Fort Custer State Recreation Area (near Agusta, Michigan). For more information please click on the above image to visit their website or email them at MichiganPOTAmeetup@gmail.com. Michigan Parks on the Air Meetup is not affiliated with, endorsed by, or sponsored by Parks on the Air®…. Read more »
Each year, the city of Chelsea hosts a light parade celebrating the Christmas season. This year the parade is scheduled for Saturday, December 7, 2024. Licensed amateur radio operator volunteers are needed to work with the Chelsea Police through the Chelsea Amateur Radio Club. Please contact Jim Grissom (KD8RFW) to volunteer for this event.
At the November 2024 meeting of the Chelsea Amateur Radio Club, Wesley Cardone (N8QM) will briefly and superficially present the theory behind the optimization and calibration of a multi-band antenna. Wes will be taking his example information from measurements he made together with Jim Grissom (KD8RFW) on Jim’s own HF antenna installation. This will be basic stuff, folks. There will… Read more »
Each Tuesday, the Chelsea Amateur Radio Club hosts a net on the Chelsea Repeater sounding from 145.450 MHz with a pl tone of 100 Hz. That is every Tuesday EXCEPT the 2nd Tuesday of each month. The club has traditionally held its Tuesday net at 8:30 PM but effective October 22nd that time is moved ahead to 8 PM. Please… Read more »