![]() ![]() Whilst following up another matter, I came across the following commit to Hugyen's NanoVNA-H4 repository. Digital directional wattmeter – based on G8GYW – part 2.Another small efficient matching transformer for an EFHW – 2643251002 – #4 – G8GYW build and measurement.An experimental propagation beacon on 144.385MHz.An experimental propagation beacon on 144.385MHz – part 2.A simple transformer model of the Guanella 1:4 balun.A simple transformer model of the Guanella 1:4 balun – some further observations.Garden environmental telemetry project – part 4.Modelling an antenna as a simple two terminal resistance is often naive.An improved simple Simsmith model for exploration of a common EFHW transformer designs (v1.03).Another small efficient matching transformer for an EFHW – LO1238 – VK3PY, VK3TU build and measurement.Another small efficient matching transformer for an EFHW – 2 x 5943000601 (FT82-43) – VK4JJ build and measurement.Another small efficient matching transformer for an EFHW – 2643251002 – #5 – improved Simsmith model (v1.03). ![]()
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