Tech Tips – Mike, KC8NMW – DX Engineering Sales & Tech Support
“What HF rig and antennas are good for a go box?”
Review
Review of MFJ’s New Xiegu X5105 HF QRP Deluxo
Review of MFJ’s newest radio. MFJ is the sole importer of the new Xiegu X5105 160m-6m QRP SSB/CW/AM/FM radio with built in rechargeable battery... Read more
Vacuum Tubes – “ARRL The Doctor is In” podcast. Listen…and learn!
“Vacuum Tubes” is the topic of the current (February 15) episode of the “ARRL The Doctor is In” podcast. Listen…and learn! More than a half-mill... Read more
3. LDMOS HF AMPLIFIER 100W INPUT 2400W OUTPUT BLF188XR 2 PCS 1.8-54 MHZ
LDMOS HF amplifier 90W input 2400W CW SSB output 1.8-54 MHz This a ready power amplifier. You will need a case and power supply only! Water-cooled h... Read more
Antenna
Building a Multi-Band Dipole
Multi-Band Dipole I built a multiband dipole that will work 40, 20, 17, and 10 meters for ham radio. An easy project I was able to tackle in one day.... Read more
![Super Versa Xseries Antenna [ Japan ] 11 and 8 elemets HF Antenna](https://qrznow.com/wp-content/uploads/2016/11/408xmain-190x122.jpg)
Super Versa Xseries Antenna [ Japan ] 11 and 8 elemets HF Antenna
Type number KA1-211X KA1-408X KA1-411X Gain table / size Frequency (MHz) 14-50 7-50 7-50 The total number of elements 11 Elements 8 Elements 11 Elemen... Read more
VE6JY Antenna Farm
A quick tour of VE6JY’s towers/antennas near Lamont, Alberta. Read more
Tarheel Mobile HF Antennas – Model 200A-HP
Mobile HF Antennas “When properly installed on your vehicle the Model 200A-HP will provide continuous coverage from 3.2 to 26 MHz with the a 6... Read more
Digital Modes
Everybody’s Trying the New FT8!
“FT8 is the newest weak-signal mode from Joe Taylor, K1JT, and friends. It operates very much like JT65 but is four times faster and more automa... Read more
FT8 Roundup Contest to test WSJT-X (v2)
FT8 Contest – WSJT-X Photo:EA2CCG “A one-hour “practice contest” will be held next week using the FT8 mode and the ARRL RTTY... Read more
LoTW Now Accepting FT4 Contact
The latest TQSL update (Config.xml version 11.8), released on May 22, includes FT4 as a submode of MFSK. It also adds AISAT-1 and PO-101 in the satell... Read more
STEVE ANDREW’S SPECTRUM ANALYSER SOFTWARE
“We are pleased to announce the availability of V1.0a of the Spectrum Analyser software developed by Steve Andrew specifically for the RSP line... Read more
News
WRC-19 Day 9 and 10: Satellites, 50 MHz and 1240-1300 MHz
The RSGB have released a report on days 9 and 10 of the 2019 World Radiocommunication Conference being held in Sharm el-Sheikh, Egypt from October 28... Read more
Russian OTH Radar Contayner now everywhere
The latest IARU-R1 Monitoring System newsletter reports the Russian Over-The-Horizon Radar Contayner has been active in the 7, 10, 14 and 18 MHz amate... Read more
Two Online Competitions to win Icom Prizes!
“We have two online competitions giving you the chance to win Icom prizes. You can enter both competitions by clicking on the links below: Win a... Read more
IARU and Amateur Radio are Reaching “an Inflection Point”
Participants at the 45th meeting of the International Amateur Radio Union (IARU) Administrative Council (AC) in late September discussed the organizat... Read more
Equipment
![Commradio CR-1a Receiver [ Video ]](https://qrznow.com/wp-content/uploads/2019/06/514572dc3c9d4dc202a2b97334170b1e-190x122.jpeg)
Japanese HF KL-1 Kohjinsha PA – 5 KW
The KL-1 consists of a sophisticated and sturdy Main Unit and a Desk Top Controller with five meters (HV, IP, IG, FWD, and REF). The LCD displays BAND... Read more
What Is A Digital Ham Radio Hotspot? DMR/DSTAR/C4FM Hotspots Explained
Ham Radio Hotspot “So this is a very popular question among my audience, due to my recent videos explaining some hotspots and reflectors. Hopefu... Read more
AR5001D 40kHz-3.15GHz, Professional Grade Communications Receiver
AR5001D 40kHz-3.15GHz Cellular frequencies blocked on USA version; unblocked version available to qualified entities, documentation required. Download... Read more
How to Build A 130 Watt Dummy Load for HF Ham Radio
In this video I go through the building of a paint can dummy load that a ham radio operator may require for testing and tu... Read more
NooElec NESDR Nano 2 – 25MHz-1750MHz
Product Description Brand new re-design! The NESDR Nano 2 are custom-made by NooElec for SDR applications, though they will still function as qualit... Read more
Micom 3F – 1.8 to 30MHz
The Micom-3F is a desktop, front panel, HF-SSB, DSP controlled radio, with embedded ALE. ALE JITC certified. It is fully compliant with FED-STD 1045 a... Read more
News
KG7OQT – Young Ham Wins First-Place Science Fair Trophy with Mag Loop Antenna Entry
A 10-year-old ARRL member from Snoqualmie, Washington, took first place in his grade and division for a magnetic loop antenna project he entered into... Read more
Harbor Freight Solar Panel for Ham Radio
Solar panel kits are a great way to generate plenty of clean, quiet energy, using solar energy from the sun to run TVs, lights, computers, even rechar... Read more
High-Speed Wireless Networking in the UHF and Microwave Bands
High-Speed Wireless Networking The winner of the November 2015 QST Cover Plaque award is “High-Speed Wireless Networking in the UHF and Microwave Band... Read more
Brentwood: Class offers introduction to ham radio emergency communications
By Marta Yamamoto For the Times BRENTWOOD — When a major disaster occurs, be it fire, earthquake or something else, neighborhoods could be cut o... Read more
CQ ham radio 2015 年 October – Japan
Part 1 HF enthusiasts style collection longing for HF communication does not stop! DX QSO and domestic competition DXCC # 1 Honor by prominence fee... Read more
