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Blogs and Websites and Groups
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Every Things Changes But Nothing Changes! - Is that really true? Well my answer is that indeed its true. Example we have some of the slickest technology in our rigs, but they still have problems. You...
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Why the TouCans CW AI Isn't Decoding Real CW Yet - Yesterday I posted about ChatGPT5 writing a TensorFlow CW decoder. It's actually decoding clean CW from its training data, but when I feed it audio rec...1 hour ago
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Spearfishing a Parks On The Air ATNO - by Matt (W6CSN) Locating references to activate for credit in your POTA stats becomes a challenge when you’ve logged all the easy ones close to home. And f...4 hours ago
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Carlos’ Illustrated Radio Listening Report and Recording of CGTN (August 13, 2025) - Many thanks to SWLing Post contributor and noted political cartoonist, Carlos Latuff, who shares the following illustrated radio listening report of a rece...4 hours ago
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10m QRSS Challenge: - DL3PB in Germany - 12th August 2025 - Since the start of 2024, I've been trying to see how many *QRSS* signals I could capture on the *28 MHz* band. The QRSS signals are just below the WSPR ...
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Re: Online Circuit Sim - KD1SH said: Quote My MultiSim 9 has 22 tube models, but I've done little with them. When I get better at creating my own models, I'm going to try modeling 8...23 hours ago
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New shack Mac and first FreeDV contact with ZL2TJM - Just brought an unused old Intel iMac up from Melbourne. These feel very slow compared to the current M series CPU Macs but they do have a beautiful screen...
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HRWB 243 - Building Go Kits with Vince VE6LK - In this episode, our very own Vince, VE6LK, walks us through the process of figuring out how to build your go kit. Whether your are building a kit for m...2 days ago
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Reducing RF susceptibility for the HamGadgets "Ultra Pico Keyer" - and mimizing RF issues on portable HF stations in general - *Note: * While this article describes a modification of the Pico Keyer to reduce RF susceptibility, it also talks about methods to minimize/reduce RFI-re...
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The Communicator July - August 2025 - *A Big One to Last the Summer* We're coming up to our club's 50th Anniversary and this is another big issue, with a look back at our history, great article...
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The "George Batterson 1935 CW QSO Party" - Summary - The first *George Batterson CW QSO Party* has concluded and the results are in! The "*GB*" was introduced to honor George Batterson (W2GB), who along wi...
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40m Pelican Case SSB Transceiver - See YouTube channels for details: http://www.youtube.com/c/CharlieMorrisZL2CTM *Test code for the LCD and Si5351* #include ...
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Daylight Again – An all Analog Radio - What’s all this? In 10 seconds, A high performance, 7MHz, 5 watt SSB rig Draws just 24 mA of current 90 dB dynamic range, 80 dB close-in dynamic range 3D ...3 years ago
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Other Electronic Projects • Re: Can I normalize both Mono Amp Outputs? - radm49 wrote: ↑ Mon Apr 25, 2022 3:56 am qmavam wrote: ↑ Thu Apr 21, 2022 8:57 pm Yes, you can use a wall wart for power, you might need to add a capacit...3 years ago
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A battery powered 50W 160m AM transceiver for your backpack - This project is a compact 160m AM transceiver capable of up to 50 watts of fuly modulated carrier, designed for portable use. The transmitter portion uses...3 years ago
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Modifications to the Dayton/FDIM-2019 Antuino - The Dayton Antuino has sub-optimal performance. This is a short note on improving it to an 80 db range of measurements. The trouble with Antuino 2.0 (the o...6 years ago
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Raduino as NBFM TX - Here is a neat, 30 minute hack for your Raduino to turn the Si5351 into a pretty stable, solid NBFM transmitter. The hack is to add a varactor diode in ...
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QRP Labs shop! - [image: Shop] All QRP Labs kits may be ordered online securely at the shop, with PayPal payment. *Click here to visit the shop!* *Click!* *Shop! Order...10 years ago
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Hans Summers Homebrew Radio, Electronics and Computing - Radio, Electronics and Computing Projects by Hans Summers I make no claims for technical accuracy, good design, or necessarily even originality for the co...16 years ago
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E. Howard Armstrong on a Czech Stamp
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SolderStats
Radio Inventor Stamps
On Page 39 of the Nov-Dec 2024 SARC newsletter "The Communicator"
I would love to see a restoration of the RCA AR 88,because of it's role in WW2! Was that one lurking on one of the lower shelves?
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