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Blogs and Websites and Groups
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A Critical Piece for the 20M Hybrid Wireless! - The Digital LO and BFO remains front and center of the new 20M Hybrid Rig. The mere fact that the circular dials move in unison and with a 3.2-inch display...
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Historic Site, Modern QRM: A Low-Profile QRP POTA Activation at Parc des Moulins - You might recall that on the morning of Wednesday, June 25, 2025, I fit in a brilliant little POTA activation with the CFT1 at Cap Tourmente. I performed t...6 hours ago
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Who on 7295 khz - Hello AM Lovers, Last weeks I listen early mornings often to 40 meter band. On 7291 I hear a 'naked carrier'.... So the 7290 freq. is not free by us... But ...13 hours ago
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Things I Learned: Logitech Capture vs. Windows Snipper for Screen Capture - Logitech Logi Capture turns out to be better at capturing fine details in a screen replay than the Microsoft Snipping tool. Here's a demo. The Window...
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Dan Unearths Radio Memories: A 1990s Treasure Trove of Broadcast Ephemera - Many thanks to SWLing Post contributor Dan Greenall, who writes: Hi Thomas Before the days of the internet and e-mail, handwritten or typed reception repor...1 day ago
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K6VHF - Episode 528 - Alex Nersesian - K6VHF Alex Nersesian K6VHF is a US immigration success story. Hailing from the Republic of Georgia after the fall of the fo...1 day ago
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FreeDV Sunday Morning Australian net - 10 stations - We've just had the FreeDV Sunday morning net (starts at 10:30am eastern time) and 10 stations were at least seen.We had VK3TPM, VK3RV, VK5KVA, VK2BLQ, VK3L...
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HRWB 242 - Zero Retries Newsletter & Radio Conference - In this episode we meet Steve and Tina Stroh. Steve is the editor of the Zero Retries newsletter where he writes about all things digital communications...6 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...
6 days ago -
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10m QRSS Challenge: - ON4CDJ in Belgium - 20th July 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 f...
1 week 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...
4 weeks ago -
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...
5 weeks ago -
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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...
3 months ago -
KK4DAS MB 20 Transceiver Complete - The MB 20 transceiver is now complete. The rig is a homebrew 10-watt 20-meter SSB transceiver. The VFO module was an ebay purchase of a salvaged Yeasu...
3 months ago -
A Curious 9 MHz Crystal from Mouser Electronics - Just a quick post to share info about a good 9 MHz crystal sold by Mouser Electronics. I last purchased batches of crystals for xtal IF filters back in 2...
4 months ago -
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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 ...
6 months ago -
Hollow-State Design, 3rd Edition - Hollow-State Design, 3rd Edition is available from: Lulu Press: tinyurl.com/hollowstatedesign3 eBay: search for “hollow-state design” Electric Radio bookst...9 months ago
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I Finally Bought My Dream Airplane - Aviation has been a love of mine since I was a very little person. Living in Nevada, seeing posters and ads for the Reno Air Races, specifically the Texa...9 months ago
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Landscapes - %BLOGLNK% Landscapes The post Landscapes appeared first on 28° North Sailing.11 months ago
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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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New post: A “Walkie-Talkie” SSB transceiver for 14MHz or the higher RF bands - To access this article, please click link: A “Walkie-Talkie” SSB transceiver for 14MHz or higher rf bands3 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 ...
7 years ago -
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
Blog Archive
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March
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- Quarantine Rig: VK3YE Resurrects an Old BITX Project
- Paul VK3HN's Portable Rig
- Excellent Video on Maxwell's Equations
- How They Make Chips That No One Can Understand
- Radio History Question: Why 455 kHz as the IF fre...
- Mr. Carlson Restores an All-American Five -- Triba...
- For Inspiration and Education: Dean's Radio Blog ...
- Technical Manual 11-455 -- Radio Fundamentals -- ...
- These Variable Capacitors Work -- Ether or No Ether!
- COVID-19 -- StayInTheShack ("SITS") -- Our Contri...
- AM Diode Detector + 41 and 49 meter Shortwave Band...
- Will, KF4IZE's Beautiful Boatanchors
- Vernal Equinox Today -- Earliest in 124 Years
- Double Trouble: Notes on TWO Hallicrafters S-38E ...
- Ham Radio -- Practicing Social Distancing for over...
- Words to Live By -- From Allan WA9IRS
- SolderSmoke Podcast #219 SPECIAL CORONA VIRUS C...
- Thoughts on How Hams Can Use the Shortwave Broadca...
- QSO Today Interview with Dale Parfitt W4OP
- The Woz on Technology, Surplus Parts, Intercoms, a...
- The Homebrew Rigs I Worked During the First Day of...
- N2CQR Novice Rig Roundup Station
- Boat Knack -- Rebuilding a 1910 yacht "Tally Ho"
- N3FJZ's Al Fresco. BITX-inspired, TIA. 50 Watt, SS...
- Novice Rig Round-Up -- March 7- March 15, 2020
- KG7TR Describes his Homebrew SSB Rigs (Video)
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March
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SolderStats
Radio Inventor Stamps
On Page 39 of the Nov-Dec 2024 SARC newsletter "The Communicator"
One of the cultural correspondents on CBC Radio One Toronto (who comments on cinema, video games, old TV , Star Trek etc) said regarding social distancing.. :" I am a geek, I have been practicing social distancing since 1985".
ReplyDeleteI often listen to that Toronto station on around 6 MHz shortwave. With my S-38E.
ReplyDelete