Monthly Archives: February 2020

GridTracker; a JTAlert for Linux?

Posted on February 1, 2020 by Steve Netting OH3SPN

As a Linux user I’ve never used or understood the advantages of JTAlert. Attempts to explore this have also failed due to JTAlert not playing well in WINE. However, I recently saw comments online suggesting GridTracker is JTAlert for Linux, … Continue reading →

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70W HF Linear Amplifier Project

Posted on February 1, 2020 by Steve Netting OH3SPN

Whilst very happy with the performance of the Hermes SDR, I’ve been considering a matching HF linear to provide a moderate (6-9dB) increase in output power. I have ideas about operating portable using battery power; ~50W seems a nice balance … Continue reading →

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