Monthly Archives: June 2016

Another Look at the Vanguard 260

Figure 1: Vanguard 260 PL NOAA weather satellite receiver (click to enlarge). This blog article revisits the Vanguard 260 PL, a weather satellite receiver from the seventies that I found (as a rare bargain) on Ebay.  It covers the 137 … Continue reading

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SoC/SBC Boards for Ham Radio (2)

Figure 1: FLDigi is shown running on the Pi2, decoding a BPSK signal, using Cirrus audio. The Cirrus adapter worked just fine on the Pi2, as can be seen in figure 1.0. I took the audio first from the “phones” … Continue reading

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2.4 GHz Unlicensed Band

Figure 1: Status and printDetail() screen of the pingpair_dyn sample app (click to enlarge). Finally, the unlicensed band nRF24 devices are talking to each other!  It was a bit of a road trip.  One thing to note is the importance … Continue reading

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