Elecraft K4
Recent Posts
Tad Cook, K7RA, Seattle, reports: It’s exciting to observe increasing sunspot activity. Recently Solar Cycle 25 produced new sunspots frequently, and I watch them pop up every day on Spaceweather.com. New sunspots emerged on July 14, 16, 17... Read more
Review
Astron SS-30M-AP Power Supply First Look!
New from Astron is a 30-amp Power Supply with PowerPoles and 2 USB ports on the front panel. Let’s take a First Look at this! Connectors: [... Read more
Getting your Equipment in the Right Order
Frank Arciuolo, W1ZAH, is having some problems with his antenna set up and SWR. Dave here to help point him in the right direction. Read more
Difficult Grounding Issues
Tim Desmond, KI5OUN, inspired this video on grounding. Simplest to say “Difficult Grounding Issues” Read more
New Astron SS-30M-AP Switching Power Supply Review/Demo
Switching Power Supply, 30 A At 13.8 Vdc Peak Output, Front Panel Powerpoles, Fan Cooled, Meters, 115/230 Vac Input Int. Sw., Each Read more
HamBuilder HBR4HFS 4-Band HF Ham Radio Test and Review
“This video took me a few months to put together while testing it in different environments and locations. Today we are looking at the HamBuilde... Read more
Good Grounding
Doug, K0YP, is grounding his station with a very over the top grounding supplies and set up and is asking for Dave’s feedback on his system. Read more
Noise Canceling Methods
Dave Mitchell, AJ5F, asks about the MFJ-1025/1026 Noise Canceling Signal Enhancer to help remove the noise created by his well pump. Dave will help sh... Read more
DISCOVERY TX-500 Arrives in UK. HF-6m 10W Transceiver
“It’s an exciting new HF radio that packs a lot into a very small space and also packs a punch on the air. Peter G3OJV, takes a first look... Read more
COMET CAA 500 Antenna Analyser Review
This is a high performance Antenna Analyser, designed particularly for ham radio. The Japanese quality shows through. We will have it back in stock sh... Read more
Morse Code : Keys and Keyers
Garry Ursenbach, VE6MU / NB7T, wants to know Dave’s suggestions on morse code keys. Dave will also teach about keyers. Read more
SDRplay SDRuno update and preview of new scheduler function coming soon
This video starts with a roundup of popular features of SDRuno and then shows a sneak preview of the new scheduler function planned for release in Ver... Read more
Can RG8X Really Handle 1500 Watts?
Using a linear amplifier Jim W6LG tests a 100 foot length of RG8X to see if it can handle 1500 watts by measuring the temperature of the jacket. You m... Read more
RigExpert AA-2000 | Best Ham Radio Antenna Analyzer?
“Today I get to tell you about the AA-2000 Antenna Analyzer from RigExpert in the Ukraine. This is the Best Ham Radio Antenna Analyzer that I ha... Read more
Pluto Plus SDR – An Adalm Pluto Upgrade?
Here we take a look at the Pluto+ which has all the features the original Adalm Pluto should of had. Description: Pluto+ is a software-defined radio p... Read more
Why We don’t look at Single Side Band in the Time Domain
Dave Casler here to help show and explain why we don’t look at the Time Domain when using Single Side Bands. Read more
Where to Tap the Icom 7300 for your SDR Radio
Bill Whittaker, KO4IOE, asks where, when, and how Dave tapped his Icom 7300 to his SDR Radio, and how he should tap his. Read more
A Closer Look at the DX Engineering RXSHARE Audio Switch
“Noted ham radio author, Ward Silver, N0AX, reviews the DX Engineering RXSHARE Audio Splitter—a contesting device that gives two operators compl... Read more
![Ailunce HS2 All Band All Mode SDR Transceiver – First Look [ VIDEO ]](https://qrznow.com/wp-content/uploads/2021/06/maxresdefault-265x168.jpg)
Ailunce HS2 All Band All Mode SDR Transceiver – First Look [ VIDEO ]
Here we take a first look at the new Ailunce HS2 All Band All Mode SDR Transceiver. HS2 is an ultra-portable full-frequency full-mode SDR radio. Recei... Read more
Radioddity GM-30 GMRS HT Walkie Talkie | Best GMRS Handheld Radio?
Radioddity has a new GMRS HT Walkie Talkie and today we’re going to take a look at what comes in the box and the menu of this new GMRS Handheld... Read more
Grounding should be done on the Ground
KN4ZBK, has a grounding set up that needs some adjustment in order to have the highest chance to protect his home and equipment. Read more