Here it's the first block. A mini RTL-SDR (R-820T) into the same metal box with an 20db preamplifier. The preamp is powered from the same USB.
Here is the second combination. An RTL-SDR into the metal box and the preamplifier above...
Final setup. A blue thermal silicone it's under the RTL-SDR to spread the heat on metal box....
Here is the second combination. An RTL-SDR into the metal box and the preamplifier above...
Final setup. A blue thermal silicone it's under the RTL-SDR to spread the heat on metal box....
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