This build is for an End Fed Half-Wave (EFHW) antenna. There are already many pages that go into details of EFHWs so I won’t go into that here. First is the balun. I used a clear top project box to house the components. The balun is wound for 49:1. On the top is a 5/16″…
Month: August 2024
Rewinding a 64:1 Balun
I had purchased a 64:1 balun from amazon, however I paired it with a length of wire meant for a 49:1 EFHW. Instead of changing the length of wire, I decided to rewind the balun to accommodate the existing wire length. Below are pictures of this short project.
Welcome to WordPress!
Getting started… Login as admin and get blogging! Refer to the TurnKey WordPress release notes Refer to the WordPress Getting Started Codex Search WordPress.org for plugins to extend WordPress. Here’s some examples: Yoast SEO: Optimizes your WordPress blog for search engines and XML sitemaps. NextGEN Gallery: Easy to use image gallery with thumbnail & slideshow…
2024/08/10 – POTA Activation at US-1024, Silver Springs State Fish and Wildlife Area
On 08/10/2024, Calvin (KE0DIT), Ed, (K9QW), and myself (N8PIC) activated US-1024 as WJ9UNK, our club. We made a total of 239 contacts over FT8 and SSB on 15m, 20m, and 40m HF. Weather was 75 °F with very light cloud coverage. We operated FT8 using a QRP-Labs QDX (5W) and a Kenwood TS-140S with Signalink…
POTA Dry Run – 2024/08/3-4
This time, I made sure to clean my setup with less wires and a more logical layout of the equipment. On 2024/08/03, Ed (K9QW) stopped by with a NanoVNA to test my antenna. As it turns out, I was using a 1:64 balun with a length of wire meant for a 1:49. The next morning,…
POTA Dry Run – 2024/07/27
First dry run for a POTA activation. Seen here is a QRP-Labs QDX, my bench power supply fed with a battery, my laptop, and a EFHW antenna. 9 contacts were made this session. The setup seems good, although I would like to clean it up a bit. There are wires going every which way and…