Monday, September 23, 2024

Gamma Dog - Rate-to-Tone conversion and Audio Frequency Modifier

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One of Gamma Dog's unique features is the continuously variable tone representing the detected count rate by changing its frequency. The...
2 comments:
Wednesday, September 4, 2024

Efficient Common-Mode Current Choke for EFRW and other portable antennas (1:1 Guanella)

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I was putting together SOTA/POTA portable antenna kit for my son, utilizing EFHW and EFRW antennas and I needed a Common-Mode Current Choke ...
Sunday, July 7, 2024

Moxtek X-Ray Tube Controller - Part 3 - Enclosure

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Finally, I got around to make an enclosure for the Moxtek X-Ray Tube Controller with a proper control panel. The complete "X-Ray Tube C...
8 comments:
Sunday, February 18, 2024

Lightwave portable magnetic stand for Elecraft KX3 and PX3

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Elecraft KX3 is a fantastic portable transceiver but one thing I thought could be improved on is the front panel presentation by using a bet...
Wednesday, December 6, 2023

13 Years later ...

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  Today, 13 years after this post , FCC issued my son's first callsign - KC1TVB. Congratulations to Vichren for passing the exam and joi...
Friday, November 3, 2023

Gamma Dog - Assisted Squelch Auto-Set (ASAS) / "Smart Squelch" System

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One of the main features of the Gamma Dog project is the unique Squelch System controlling the audio output. Anyone familiar with two-way ra...
Tuesday, September 5, 2023

Pulse Height Analyzer (PHA) option for Eberline ASP-1

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When it comes to those big, beige, analog metering systems, heavy metal and clunky radiation detection istruments from the 80s... I am a hug...