Magnetic Loop Antenna Upgrade
Took advantage of latest sale(s) at Chameleon Antenna to upgrade my CHA F-Loop 3 Basic to the Plus configuration. This…
Continue reading...Amateur Radio, Electronics, RF, and Test Equipment
Sharing the journey here (and on Mastadon in the Fediverse)...
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Walkie-Talkie Maximum Volume Levels
Made a few simple maximum volume level measurements for the family’s HT collection to see which are loudest and in…
Continue reading...AN-SOF MPAS-Lite Vertical with Lazy Sloper
This is an AN-SOF antenna model for a Chameleon Antenna MPAS-Lite ground mounted vertical antenna with added DIY 60' Lazy…
Continue reading...AN-SOF Top Loaded Vertical
Some Mastodon posts about top loaded, shortened verticals raised enough interest to put together a quick model to see how…
Continue reading...AN-SOF Tactical Delta Loop, GND
This is an AN-SOF antenna model for a Chameleon Antenna ground mounted delta loop antenna using the CHA 5:1 Hybrid…
Continue reading...AN-SOF MPAS-Lite Vertical
This is an AN-SOF antenna model for a Chameleon Antenna MPAS-Lite ground mounted vertical antenna using the CHA 5:1 Hybrid…
Continue reading...AN-SOF Basic Vertical Antenna Simulation
This ground-mounted antenna is a DIY 20-6m version of the Chameleon Basic Vertical (CHA BV) constructed from big-box store and…
Continue reading...AN-SOF Tuning the 10m Free Space Dipole
The previous 10m dipole antenna simulation posting generated a first pass simulation that confirmed the basic dipole design and antenna…
Continue reading...Ham Challenge HC34 - Match an Impedance
HC34: Match an impedance! You've got an antenna that has a feed point impedance of 36 Ohms at 7 MHz.
Continue reading...AN-SOF simulation of a 10m free space dipole
10 Meter Vertically Oriented Free Space Half-Wave Dipole This is a quick walk through on how to simulate a 10…
Continue reading...HP905A Sliding Load
<Updated 2/12/25. See new test results at end of this post.> Today's RF Fun: Verify basic functionality of a HP/Agilent…
Continue reading...HP-1121A 500 MHz AC Probe
Activity: 1) Check functionality of the probe, and if it works, 2) Put together needed plus/minus voltage supply to power…
Continue reading...📅 The 52 week ham radio challenge - 2025 📻
Thought I'd give this a try... https://hamchallenge.org/ Results: Quick (5 minute) response to Ham Challenge 2024 using QSL card generator…
Continue reading...Indoor Amateur Radio Station
North American winter operating setup: indoor station with indoor antenna. Transceiver is an ICOM IC-705 on a Nifty Desk Stand.
Continue reading...New QSL.Net Website
Trying out a new static website generator (Publii) to replace the previous Keynote generated (slide-based) version. Hoping this is a…
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