After I bought my first Kenwood TM-D710 in 2012 I discovered this was the ideal rig for me, mobile as well as stationary. I use it primarily in the shack and took it with me in the car when went mobile. I figured it would be convenient to have a second TM-D710 main-unit in the…
Double quad antennas for 23cm compared
With the 23cm transceiver still in development, I need a 23cm antenna. I got interested in a double quad for 23cm. Advantage of a double quad for 23cm over other designs is a great front/back-ratio and a large opening angle. I will use the 23cm transceiver mainly for chatting on a local repeater PI6NOS. There…
Peet Bros. weather station (part 2)
The new Peet Bros. weather station Ultimeter 2100 runs for a few weeks now. First results where very disappointing. All kind of weird data was logged on aprs.fi. Even data for rain (which the weather station has no sensor for). The weather station itself logs fine and readings are okay. So I figured it has…