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Blogs and Websites and Groups
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KO6BTY’s Late-Night Find: New GOES Proton & Electron Data Meets GPT-5 Charts - Getting back to that Argentina call. One thing KO6BTY pointed out was that the FoF2 numbers didn't look normal. She was correct to an extent. They defin...
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Video: The rise and fall of Radio Shack - From $5 billion to bankruptcy - About 20 years ago, RadioShack had over 8000 stores in the USA and sold a multitude of radio and electronic parts and computers. In his most recent vide...
10 hours ago -
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It is not Gobal Warming - It is just plain HOT! For most of yesterday afternoon the garage was at 90F and the next 10-day outlook is SOS. (Same Old Stuff). But I did get some things...
17 hours ago -
Is high octane fuel worth it in a Toyota Corolla Hybrid? - I was wondering if high octane petrol was worth the extra price. I asked two car oriented friends recently and they both said “absolutely - wouldn’t not us...
23 hours ago -
Re: Online Circuit Sim - I've tried to add tubes to LTspice, tried to follow the directions that do not seem complete and do not seem to work, and stopped wasting time trying to ge...1 day ago
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Wonderful Robert Gulley article in the Sept. The Spectrum Monitor - There is a truly excellent article by Robert Gulley in the September issue of The Spectrum Monitor. Entitled “Radio Myths and Misunderstandings: Then and N...1 day ago
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The Communicator September - October 2025 - *Back With a Fall Issue* This publication, "The Communicator" from Surrey Amateur Radio Communications (SARC), serves as a bi-monthly electronic periodical...
2 days ago -
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NI4K: Activating Mt. Rosa and Refining the Elecraft KX1 Field Kit - by Zach Hartzell (NI4K) A year ago, my father (W3HN) and I completed his first Summits on the Air (SOTA) activation in the North Georgia mountains. He subm...4 days ago
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W1WEF - Episode 530 - Jack Schuster - W1WEF In this episode of QSO Today, we sit down with Jack Schuster, W1WEF, whose amateur radio journey spans more than 73 yea...4 days ago
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HRWB 244 - A Conversation With Eric 4Z1UG, host of the QSO Today Podcast - In this episode we talk with Eric Guth, 4Z1UG, the host of the popular QSO Today Podcast. Eric has produced over 500 interviews with interesting and inf...1 week ago
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Exploring the Ameco PCL-P Nuvistor cascode preamp/preselector - *"And now, for something completely different!"* This past January - at Quartzfest - there was a table covered with "junque" and taped to it was sign wi...
1 week 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...
4 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...
5 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 ...
7 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...10 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...10 months ago
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Landscapes - %BLOGLNK% Landscapes The post Landscapes appeared first on 28° North Sailing.1 year 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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A 2 Transistor Transmitter Powered From a 9V Battery - A couple of days ago I built a simple 2 transistor transmitter on a small piece of PCB material. I used the style of construction that seems to be becoming...14 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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2017
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February
(22)
- VE7SL and THE POWER OF THE GREEN GLOW
- CONFIRMED: Andy G6LBQ Has The Knack (and OTD)
- G0ETP's Amazingly Beautiful SDR Rig
- More DSB, from Belgium and Spain
- Walter KA4KXX's "Al Fresco" Oz DSB rig with VFO Mod
- HB2HB: Contact on 40 meters with W0PWE
- VU2XE's BITX40 (with a cool CAD box)
- Peter Parker VK3YE on Vintage Gear (in his new book!)
- Back from the Raspberry Pi SDR Brink
- New Posts to BITX HACKS
- Ken G4IIB's BITX Journey
- VK4FFAB's FB Intro to LTSPICE
- Falling for the SDR Waterfall...
- VK2EMU's Biscuit-Tin Direct Conversion Receiver
- VK3YE's GREAT "QRP by the Bay" Event
- ZL1UEM'S Tiny OLED Si5351 Arduino VFO
- Schematic for the RTL SDR Dongle Front End
- Adding a Homebrew Front End to an RTL-SDR HDSDR Re...
- "First Light" on Brad's Direct Conversion Receiver
- W8LM's BITX on a Board
- A Mighty Mite, a BITX40, an ILER, some Arduinos, a...
- Colin M1BUU Achieves SOTA "Mountain Goat" Status -...
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▼
February
(22)
SolderStats
Radio Inventor Stamps
On Page 39 of the Nov-Dec 2024 SARC newsletter "The Communicator"
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