Saturday, March 11, 2023
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Blogs and Websites and Groups
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Is There Sucn a Thing as a Homebrew System? - There's been a lot of talk about what is and isn't homebrew lately. I started hearing the all-in-good-fun contention around the Soldersmoke DC Receiver...
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Want To Buy (WTB) Ads? Beware of scammers, they’re getting clever. - Over the past couple of years, I’d been casually watching the used market for a Kenwood TH-D72A handheld. Last summer, I started searching in earnest—I wan...14 hours ago
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WTB: Edge Wound Inductor - I'm looking for a Gates (IRF) 42-FC-2266 or equivalent edge wound coil for a broadcast transmitter. The approximate dimensions: - 22 Turns - 6 5/8" diamet...16 hours ago
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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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A Real ZN414! - Recently, I built a simple little TRF receiver for the AM broadcast band using a TA7642, a modern equivalent for a chip that was quite popular with electro...
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Unique broadcast from WA2XMN on 42.8 MHz on the 19th of June 2025 - While we are all familiar with the 88 to 108 MHz FM broadcast band today, its origins can be traced back to 1936 with the very first experimental station...
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AB4WS - Episode 525 - Jack Prindle - AB4WS Jack Prindle AB4WS, had an early interest in AM broadcast radio, evolving to scanner listening to public safety in his n...1 month 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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Digi-chirp! Digital synthesis of ‘nostalgic’ CW - The bottom ends of 80, 40 and 20m are not what they used to be. For starters, the busiest part is the digital segment where computers talk to computers – l...3 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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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"
Steve Strogatz also hosts the: Joy of Why science podcast for Quanta Magazine:
ReplyDeletehttps://listen.quantamagazine.org/the-joy-of-why
He asks the questions that I wish I could dream up.
Best Regards,
Chuck, WB9KZY