Here you can find the latest NOAA satellite pictures received at JN48OQ
My previously used pre-amplifier (the one in front of the final PA) only delivers a gain of abt. 9dB @2.4GHz. This was far too less for my final PA used.
I found a very interesting air quality sensor board from the Germany company OhmTech on Tindy. One of this magic Bosch Sensortec sensor - the BME680 - is used in conjunction with an STM032F72 microcontroller to give a neat "USB-sensor-stick":
My current setup to operate ES'hail & QO-100.
Here are some impressions on contest I've participated over the last years ...
To protect the fragile LimeSDR mini PCB I placed the SDR inside an aluminium case.
I received a new WLAN grid antenna from a fellow Ham - thanks for this!
2014 CW (Morse Telegraphy) was added to the German Nationwide Inventory of Intangible Cultural Heritage.
© 2021 Dietmar Krause, DL2SBA