12v 30a Power Supply Repair
Back during the summer of 2016 KB4RMA had one of the cheap 120v-12v 30 amp power supplies go “pop” on him due to extreme heat. I finally got around to looking at it and...
K4NHA Blog
RC Rover Project (Old Post from 2014)
Back in January 2014 I built a BlueTooth controlled pan & tilt mechanism to attach to an RC Crawler. The primary use was to do some investigating in a crawl space under my father’s...
Raspberry PI VNC Server
I’ve found many different articles on how to setup a VNC Server on a Raspberry PI and so far none of them achieve what I need, a VNC server on the the default :0...
Power Supply Failure
One of our local repeaters, K4SCO 147.36 had a power supply failure a couple of weeks ago. I’ve just now gotten around to opening it up and didn’t have to look very hard for...
Yaesu DR-1X Modifications – Part 1
I am currently modifying the first of several Yaesu DR-1X repeaters to allow control via an Arcom RC210 controller. Stage one involves splicing into the data cable which connects the TX and RX radios together....
220MHz Repeater Project – On Hold
Unfortunately the tower location that was set to be home for the 220MHz Repeater I’ve been building fell through. Since I don’t have a decent home for the repeater yet I’ve put the project...
Alabama #1 in ARES Activity – 2015 Simulated Emergency Test
2015’s Simulated Emergency Test (SET) was a great success for Jackson County ARES/RACES, it was the first time Jackson County has been involved in the annual exercise. Jackson County paired with Madison County for...
Ground Rod Resistance
Here’s a great video showing how depth and soil type affect the resistance of a ground rod. The video is geared towards linemen however the same rules apply to grounding an Amateur Radio station....
K4SCO 147.36 Repeater Relocation
For the past year my local organization, Jackson County ARES/RACES, has been struggling to find a home for our SKYWARN linked repeater. Earlier in 2015 the tower owners kicked us out of the shack...
Inexpensive Mag Mount Weatherproofing
I’ve had a love/hate relationship with the cheaper magnet mount manufacturers like Browning and Tram since I became interested in radio back in the scanner days many years ago. My problems seem to always arise after...
