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A Secret Little Adventure Ham Radio Blog

Category: Radio

CB And The Dummy: Yet Another O-Scope Adventure

March 25, 2022 by KM1NDY

Unfortunately, I took a blurry photo. My workbench has been expanding. The radio is citizen’s band, an Uniden Bearcat 880 that I thought was broken. Then my new dummy load, and MFJ-264N. It’s a bit hard to tell, but there are 3 power supplies tucked in around the monitor. A soldering station in the background. …

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Let The Lion Roar! The Parks-On-The-Air Rapid Deployment Amateur Radio (POTA RaDAR) Challenge

March 22, 2022 by KM1NDY

Most hams have heard of Parks-On-The-Air. They know that they need to make a certain number of contacts (10) in a zulu day in order to successfully activate a park. Not quite as many realize that there is another contest within the POTA umbrella, the Rapid Deployment Amateur Radio (RaDAR) challenge. Born out of an …

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A Lady Ham And Her Oscilloscope: A Fairy Tale Of Sorts…

March 19, 2022 by KM1NDY

Bemoaning my lack of reasonable understanding of electricity, someone on a radio forum essentially told me “Suck it up, Buttercup! Buy a used analog oscilloscope and a copy of Michael Geier’s ‘How to Diagnose and Fix Everything Electronic’, and learn it!” Well, that seemed easy enough… The book was an simple purchase. The o-scope, on …

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Non-Summit Summits-On-The-Air: Utilizing The Activation Zone On Mount Shaw

March 14, 2022 by KM1NDY

“No, I’m serious, I wouldn’t have done it if I knew it was this long.” It dawned on AA1F that this really would be nearly a 7 mile hike. I caught him eating a sandwich at the top of the toughest stretch of Mount Shaw. With over 2300 feet of vertical gain, and an extremely …

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There’s A Reason I Walk Up These Hills…And When I Figure It Out I’ll Let You Know! SOTA Of Overlook Mountain (Again) And Testing The 2M Slim Jim

March 8, 2022 by KM1NDY

So that is the Overlook Mountain House. Or it was. Or one of a few of them. An interesting site with a lot of destructive fires sitting on a very high perch. This blog has a lot to say about it: http://www.hudsonvalleyruins.org/yasinsac/overlook/overlook.html. Its our third time up Overlook Mountain W2/GC-112, chasing its four rather easy …

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How To Build A DIY 2M Roll-Up Slim Jim Antenna (Including How To Crimp A PL-259 UHF Connector Onto RG8X Coaxial Cable): Step-By-Step Instructions

March 1, 2022 by KM1NDY

Sure, the Slim Jim and it’s cousin, the J-Pole, can be easy beginner antennas to make. But there are so many things to take into consideration when building one that it becomes an all out lesson in antenna theory if you let it. Lets start with the basics: How does the darn thing work anyway??? …

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Checking Your SSTV Transmissions…Did You Make It Out There?

February 26, 2022 by KM1NDY

This SSTV tip is another one from Peter KC1HHO, whom you might remember planted the seed for getting into SSTV during the Eastern MA 2M Traffic Net (Boston ARC repeater 145.230[-] PL 88.5 @ 8pm Mondays) one night. In any case, I have been having a bit of trouble with MMSSTV and its rig control …

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How To Brick A Yaesu FT-991A…

February 25, 2022 by KM1NDY

…Diligently upgrade it with Yaesu FT-991 *NOT ALPHA* firmware… The end result of uploading the wrong firmware was that the radio still seemed to work fine, but the spectroscope/waterfall no longer functioned. Nearly sent it back to Yaesu for warranty repair! Luckily reinstalling the correct firmware fixed it right up (and only took me three …

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K1S Valentine’s Day Event: The Romantic Side of Ham Radio (Stop Giggling!)

February 14, 2022 by KM1NDY

We neglected to take photos until we were packing up and the daylight was dimming. The drab gray images fail to show the spurious 50F mid February New England day, the bright sunshine that blanketed us earlier, or the 30% chance of precipitation that never happened. Thus concluded the Second Annual Happy Hams Valentine’s Day …

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Hunkering Down Between the Triple Deckers: The 2022 Boston Winter Field Day Backyard Blizzard

January 30, 2022 by KM1NDY

My homemade antenna unun was rattling. Somehow the second bolt holding the SO-239 mount went missing and the nuts and washers were now free floating on the inside of the box. This meant that the capacitor leg soldered to that bolt was also dangling. At quarter to one, Winter Field Day was about to begin, …

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