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Trials and Errors
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Issue 20: Let's Ditch the One-Minute QSO!
by Dave Jensen, W7DGJ • Published June 6, 2023In Issue 20, QRZ columnist Dave Jensen (W7DGJ) describes how the radio hobby harbors a fair number of introverts on the air (like him) who gravitate to the one-minute QSO. POTA, Contesting, Digital Modes and more have taken away our interest in real communication. Join us here and on the forum, for a discussion of ways to get back to the original mission of ham radio. -
Issue 19: Radio's Battle of the Century
by Dave Jensen, W7DGJ • Published June 6, 2023In Issue #19, Dave takes us back more than 100 years for a fascinating time in history, when the commitment of two key radio pioneers, a fight promoter, and amateur radio operators led to an event that would take radio on a new trajectory. The Battle of the Century was on! New this week: A fantastic ham-as-hero story born in a huge storm, and Dave's thoughts on Service as a key ingredient when choosing a vendor. See this Link for Short Takes. -
Short Takes #11: Ham Hero Story & Thoughts after Hamvention
by Dave Jensen, W7DGJ • Published June 6, 2023In Short Takes #11, Dave goes back to October 21, 1934, when a terrible storm battered the lighthouse on Tillamook Rock near Cape Disappointment. Luckily for ships at sea, the station was manned by ham radio operator W7DIZ who used ham ingenuity to build a working rig and transmit a warning! Also, Dave talks about his experiences with service as a part of the sales and relationship process for vendor companies. -
Issue #18: A New Solid State Amplifier from ACOM (Tiny!)
by Dave Jensen, W7DGJ • Published June 6, 2023In Issue 18, our QRZ Columnist (W7DGJ) reviews a new LD-MOS Solid State Linear Amplifier, this time from the venerable ACOM. Bulgarian ham radio products continue to impress . . . this 500W amplifier is small, powerful, and only 17 lbs. New this week . . . A Short Takes product review featuring a CPAP Machine antenna, two great QRP dipoles, and a Palomar Engineers QRO monster you need to see! Click here for Short Takes. -
Short Takes #10: Antennas, Antennas, Antennas!
by Dave Jensen, W7DGJ • Published June 6, 2023In this issue of Short Takes, Dave talks about an antenna build he had fun with using components from a CPAP machine. In addition, he further complicates the "buy or build" equation with three antennas that perform well and that are built to last. -
Issue #17: The Best, But at What Cost?
by Dave Jensen, W7DGJ • Published June 6, 2023In Issue #17, our columnist describes the XYL Factor, Ham budgets, and impediments to owning the best of the best. Two paddles are compared - the Kent and the Eridan. But there's a cool story behind the Eridan! New this week: In Short Takes #9 linked here, you'll find great new software available free for repeater owners. And, read Dave's request to join him in publishing your own ham content in Trials and Errors! -
Short Takes #9: Great New Software and NEW Ham Publications Venue
by Dave Jensen, W7DGJ • Published June 6, 2023In Short Takes #9, Dave opens the door for ham operators who want to get their own great articles in front of amateur radio eyeballs all over the world. Also, a new software program has been released that will make life a lot sweeter for repeater owners. The repeater owner deals with malicious attacks, noise, power outages and more. Now, one remote Dashboard monitors all of these and saves countless hours. Read about Fluidity here, the first time in print anywhere. -
Issue #16: Traits and Common Threads Across Radio Innovation
by Dave Jensen, W7DGJ • Published June 6, 2023The most recent Short Takes product review column features a terrific portable flagpole antenna, and a classic ham book. See this link. In issue 16: "Traits and Common Threads Across Radio Innovation - Part One" W7DGJ provides stories of innovation that share common themes. These "common threads" of innovations have examples across radio history. Stay tuned for Issue 17 later this week! -
Issue #15: Great Ham Radio Products from Eastern Europe
by Dave Jensen, W7DGJ • Published June 6, 2023In issue 15, QRZ columnist W7DGJ checks out the ham products available through manufacturers in Eastern Europe, from the well-known and highly respected Rig Expert brand, to the Cobweb or "folded dipole" that is so popular on that side of the water. In addition, Dave installs a Bulgarian WiFi enabled antenna switch with excellent results. New Product Reviews: Short Takes #7 announces two new Ham Radio books and points you to a great SWL listening website! -
Short Takes #8: Great Vertical Portable Antenna and KØNR's Book on VHF and Summits
by Dave Jensen, W7DGJ • Published June 6, 2023Short Takes #8 features a review of the TNØ7 Engineering antenna, the SFP-102, or "Green Flagpole" as it has become known. 32 feet high and exceptionally well built, this antenna performs on all bands and can be used with or without radials and/or the 35 foot wire extension for the top. This issue of Short Takes also features a review of the book "VHF, Summits and More" by Bob Witte, KØNR. -
Short Takes #7: Great SWL Site and Two New Books!
by Dave Jensen, W7DGJ • Published June 6, 2023In this issue of Short Takes, QRZ columnist Dave (W7DGJ) tells the story of a very unique radio website, one that is quick and easy to use and that allows you (from any location in the world) to dial into distant radio stations. While it may not be as much fun as lying in bed as a 12-yr old listening to a crystal set, it can be addictive. Also, this issue introduces two great new Ham Radio books, including one focused on the CW "life" and another on an advanced course for those training to get their Extra Class licenses. Now may be the time to learn CW, or extend your skills with a license upgrade! -
Issue #14: Collecting the Classics
by Dave Jensen, W7DGJ • Published June 6, 2023in Issue #14, QRZ's columnist W7DGJ dissects just what it is about classic radios that drives ham operators to collect these boat anchors. Are these radios truly different, and do they still have qualities that today's radios just can't emulate? While there's always a certain amount of love for the past that comes up when talking about old radios, boat anchor enthusiasts tell us that it’s more than simple reminiscing. Also, see a new Short Takes product reviews column this week! -
Short Takes #6: More CW and Dayton Hamvention
by Dave Jensen, W7DGJ • Published June 6, 2023Issue #6 of Short Takes, a part of "Trials and Errors" by W7DGJ, features reviews of a couple of inexpensive straight keys. One which could be relegated to CW classrooms for beginners, and one which might actually find a home in your go-bag. Also, two paddles are discussed as well as a Dayton Hamvention reminder, and a plug for W7DGJ's talk. -
Issue #13: Behind the Curtain of a Secret Language
by Dave Jensen, W7DGJ • Published June 6, 2023In Issue #13, our QRZ Columnist Dave (W7DGJ) discusses the best of the current CW advice for those of us who are still improving on our code skills. Two hams who have been instrumental to the hobby are interviewed, and both Ulrich Steinberg (N2DE) as well as Pietro Begali (I2RTF) have added their commentary to this historical review of what makes CW special. And for those interested in product reviews, this month's Short Takes profiles a number of portable CW keys and a great book review! -
Short Takes #5: New "Dummies" Book and 3 New Paddles!
by Dave Jensen, W7DGJ • Published June 6, 2023In this issue of Short Takes, our columnist W7DGJ dives into the book "Ham Radio for Dummies" and finds that the newest edition has much more valuable content than he expected. It's a keeper! Also, three new CW Paddles are discussed, and weighted against one another. There's a turkey in there, but also two winners -- at dramatically different price points. -
Issue #12: From Startup to Market Leader - Martin Jue on Innovation
by Dave Jensen, W7DGJ • Published June 6, 2023In Issue 12 of QRZ's "Trials and Errors" column, W7DGJ interviews Martin Jue, CEO and founder of MFJ Enterprises, one of the world's largest ham radio suppliers. Martin discusses his ham radio history, the early struggles of MFJ, and in particular talks about both the technical and commercial innovations that have led to his company's rapid growth. There are some nuggets of wisdom here for anyone with an interest in taking their hobby into a business! -
Issue #11 - Field Day 2023 with the Mountain Topper and Sotabeams Bandhopper
by Dave Jensen, W7DGJ • Published June 6, 2023Field Day 2023 with the Mountain Topper radio and Bandhopper: In Issue 11, QRZ's columnist (Dave, W7DGJ) joins his radio club for field day in order to review the new version of the Mountain Topper QRP rig, designed by Steve Weber and built by LNR Precision. Dave finds his club primarily focused on big signal, full power operations, but sets up the Mountain Topper with a Sotabeams antenna for great results. -
Issue #10 - Logging the Future! Net Control in Interactive Nets
by Dave Jensen, W7DGJ • Published June 6, 2023Logging the Future! Net Control in Interactive Nets -- Issue 10 of our new QRZ column describes the innovation process when the ham radio meets the computer. It's a special kind of product development, and in this issue Dave (W7DGJ) interviews Sean Lynch, the founder of Ham.live, to hear more about the newest way to log interactive on-the-air nets. If you are using Netlogger, you owe it to your net to read further. -
Issue #9- QRO with the Mercury LUX Legal Limit Amplifier
by Dave Jensen, W7DGJ • Published June 6, 2023QRO Edition! In Issue 9, our columnist describes his experience with a new and powerful entry to the legal limit linear amplifier market, the Mercury LUX. W7DGJ invites several other Mercury users to comment on their use of the LUX, with experiences noted from the pole barn to 33,000 ft on a transcontinental airline flight. ALSO - New "Short Takes" review of cool ham accessory items this week. -
Short Takes #4: Antenna Accessory and Cup Style Mobile Mount
by Dave Jensen, W7DGJ • Published June 6, 2023In Short Takes #4, Dave (W7DGJ) looks at two accessories. One of them will help anyone putting up a mast to attach just about anything to the pole . . . perhaps wire antennas or guy ropes, but this gadget may be just what you need. The other accessory is a unique cup holder for (many) cars, but which can disappoint if you don't measure first (Dave didn't!). -
Issue #8 - Kick that Radio Club into Gear!
by Dave Jensen, W7DGJ • Published June 6, 2023In Issue 8, Dave reviews the differences between ham radio clubs that thrive and those that simply stagnate. Marty Buehring (KB4MG) joins to discuss the steps that clubs can take to ensure they are relevant to their membership and, most importantly, recruiting new members to the ranks. Whether you are a Board Member, a long time club member, or a new ham considering joining, this is for you! -
Issue #7 - For the Love of QRP
by Dave Jensen, W7DGJ • Published June 6, 2023"For the Love of QRP" -- This week's column concerns W7DGJ's experiences, both intended and accidental, with QRP. Low power operation requires a conscious change of attitude, and that doesn't come automatically when you buy a QRP radio. After two purchases and disappointments from both ICOM and Xiegu, Dave has learned his lesson. It's not the radios - it's him. -
Issue #6- Four Things Your Elmer Never Told You About Ham Radio
by Dave Jensen, W7DGJ • Published June 6, 2023In issue 6 of Trials and Errors, W7DGJ recounts four aspects of amateur radio that newcomers might bump into after becoming licensed and getting on the air. If you are like Dave, there could have been some initial disappointments and maybe even shock that not everything was as great as your Elmer had indicated. But even with a few surprises, ham radio comes out on top as a fantastic hobby. -
Short Takes #3: First Look at LUX Amp and New Software for SDR Control
by Dave Jensen, W7DGJ • Published June 6, 2023In this Short Takes, columnist W7DGJ goes into a "first look" at the Mercury LUX amplifer, by KM3KM Electronics. Also, a "no net" fun operating group is mentioned, a great way to check your propagation. Lastly, new software for the Mac and the IC-7300 (full SDR control) and new RT Systems software as well. -
Issue #5- An Expensive 7 Band Dipole
by Dave Jensen, W7DGJ • Published June 6, 2023In Issue #5 of our new column on QRZ, W7DGJ describes his process in selecting a unique type of dipole for his Arizona QTH. After the usual discussions with his XYL, and a few technical trials and errors in getting it situated and installed, Dave puts the legal limit through this antenna and tests it out on 7 bands. Read and find out if this expensive dipole does what it promises! -
Issue #4 - Tuning Up a Kilowatt
by Dave Jensen, W7DGJ • Published June 6, 2023In this week's issue, Dave talks about the growing trend for new hams to get power levels up to 800-1000 watts, and how this changes your broader requirements -- often requiring an antenna tuner. Three kilowatt-capable antenna tuners are discussed, the LDG model 1000PROII, the MFJ 998, and KM3KM’s Mercury AT. Each of these is substantially under $1000 and comes with its own strengths and weaknesses. -
Issue #3 - An Innovator of Today, Kenny Martinez
by Dave Jensen, W7DGJ • Published June 6, 2023Issue #3 of our new QRZ column, "Trials and Errors" features an interview with one of today's brightest ham radio innovators. Kenny Martinez, founder of KM3KM Electronics (Florida). Kenny tells his story of building a boutique radio manufacturing company from the ground up to produce a popular line of linear amplifiers. His move from a teenage Cuban ham to an American entrepreneur is inspirational and exciting, as Kenny clearly has a handle on ham radio innovation. -
Short Takes #2: Great Portable "Go Kit" Items from Tables to Antenna Packs
by Dave Jensen, W7DGJ • Published June 6, 2023In Short Takes issue 2, Dave (W7DGJ) finds a portable table for POTA work out of the pages of Amazon.com. It works well to hold up his gear and give him a professional look while sitting in the middle of cactus somewhere in Arizona . . . Also, new tool packs from Home Depot make great water resistant storage bags for small dipoles, collections of gadgets and connections, coax and more! -
Issue #2 – Trials and Errors – POTA Lessons Learned
by Dave Jensen, W7DGJ • Published June 6, 2023Issue 2 of our new QRZ column features “POTA Lessons Learned.” Read about Dave and Steve as they head out for Lynx Lake in the Prescott National Forest and survive to tell about it, despite broken antennas and pileups. Reviews of the Workman bulldog clip, the PAC-12 antenna, and WSPR for your next POTA outing. Also, see our Short Takes reviews of Ham accessories from IKEA and Amazon! -
Short Takes #1: Ham Accessories to Improve Your Shack!
by Dave Jensen, W7DGJ • Published June 6, 2023In the Short Takes series, our columnist Dave Jensen (W7DGJ) will regularly bring you reviews of accessory items or smaller ham gadgets that he's found of interest. In this issue #1, W7DGJ points to several items found at IKEA which make the shack more user friendly. No more spilled coffee on that keyboard with this gear! And, from Amazon, some great and inexpensive equipment racks . . . while they won't support a Henry Amplifier, today's gear looks mighty impressive on these black stands.