Railroad 3 Color Light Signal Logic Board

Over the past year, I have made a number of logic boards for controlling retired railroad signals for display purposes. I am a dedicated member of my union (Brotherhood of Locomotive Engineers and Trainman), and a local officer of my Division (188). In our office we have a retired 3 Color Light Signal that isContinue reading “Railroad 3 Color Light Signal Logic Board”

Arduino Voltage Measuring Device

Two of the gauges on my Dashboard are for displaying the voltages of two different power supplies. The main reason I decided to monitor the voltage was for verification that the supplies are on. Occasionally, I have had circumstances where the power supply that drives the 2 meter Mirage amplifier trips out. Usually, if thisContinue reading “Arduino Voltage Measuring Device”

Hot Wiring a LDG DTS-6 Coax Switch

So many antennas but not enough connectors on the rear of the transceiver? Ah yes, the old struggle. There are many coax switches on the market, most of them manual or substantially expense electronic ones. One of my old friends, Terry (W0VB), passed down a LDG Electronics DTS-6 to me a few years ago andContinue reading “Hot Wiring a LDG DTS-6 Coax Switch”