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SunSDR2 - fan and amplifier control

2019-04-05 16:57:00 | SDR
"Zakolhozil" to the transceiver fan. Without blowing after several hours of work only at the reception, T reached 50C. Hand to hold on to the radiator can be, but hot sensibly. Although EE solemnly swears that in 4 years there were no refusals due to overheating - it becomes the first to be completely disagreeable. I was looking for the same size 14 that the manufacturer recommends. A friend found Thermaltake Pure 14.



The result looks something like this.





Switching is pretty simple. A DSUB connector was purchased on the market. Bought was a "mother", I was firmly convinced that I have "everything is like in the picture." However, it turned out that with the release of the PRO version, and the latest revision of the "nepro" on the back panel, they started to put mom, not dad as before. I had to visit the market again: D



Due to the case, 2 diodes were placed inside, which were connected according to EE recommendations.



Of course, the fan did not work after the connection, it's SDR :) Settings are needed:



To enable PA, there is also a button:


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