2018-10-27 Wyrrabalong National Park – VKFF Team Challenge

Gerard and I teamed up for the VKFF Team Challenge this year and headed back to Wyrrabalong National Park (VKFF-0550) for the event. This was actually the first park that I activated in my WWFF participation. I was watching his progress coming up from Sydney (Gerard does APRS on 30m from his vehicle) and as … Continue reading 2018-10-27 Wyrrabalong National Park – VKFF Team Challenge

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CW Audio Band Pass Filter

Recent listening to the bottom end of 40m during the CW section of the OC-DX contest really brought home how close CW signals generally are and just how useful a CW filter would be. A little bit of research led me to the section titled "Inverting Band Pass Filter Circuit" at this site. Specifically this … Continue reading CW Audio Band Pass Filter