A few weeks now I run my own weather station, a Ultimeter2100 from Peet Bros. At least once a day I check my weather data against that from the neighboring Royal Dutch Meteorological Institute (KNMI). It turns out that my temperature readings are off a few degrees (too high) only in the morning. Which is…
Second TM-D710
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…