“This was part of the ARRL International DX Contest for SSB at our hunting lease, operating as KN5TR. We used the Icom IC-705 pushing a Xiegu X125B Amp, and it ran on the Bioenno battery and solar panel all day long. The antenna of choice on this trip was the BuddiHex from Buddipole.”
Antenna
AEG Ultra Loop RX 40-80-160
Technical specifications 160m Gain -25dbi 80m Gain -15dbi 40m Gain -8dbi Weight 5Kg Loop 2 phased elements for 40/80/160, optimized for rx 80/160, ... Read more
Lesson 6.1 Antenna Basics
Antenna Basics “General Class Ham Radio instructional video, introduces Section 6.1 in the ARRL General Class License Manual. The section is ext... Read more
MonoBeam HF Multibander MB16 10-15-20
MonoBeam The mb16 10/15/20 is an antenna for 14 MHz, 21 MHz and 28 MHz. No traps or inpedance adapting system is used, the feeding is direct with a s... Read more
BIG SIGNAL 6BS-70 – 432 MHz
Specifications: Band: 432 MHz. Active elements: 6. Gain: 12.6 dBi. F / B: 23.00 dB. · Polarization: Horizontal or Vertical · SWR: 1.1: 1 ~ 1.5:... Read more
RCS-12 Automatic Remote Antenna Switch
The RCS-12 is an automatic remote antenna switch. It reads information from the transceiver and selects the pre-programmed antenna autom... Read more
Review
![SWR Simplified [ ARRL PODCAST ]](https://qrznow.com/wp-content/uploads/2019/03/antenna-analyzer-mfj-225-swr-265x168.jpg)
SWR Simplified [ ARRL PODCAST ]
A discussion of SWR — Standing Wave Ratio — can be complicated, but it really doesn’t need to be. Read more
Home-Brew HF SDR Receiver by G0ETP
Key Features There are a lot of home brew SDR-related projects on the internet at the moment. I believe the key features of this project are: Small bu... Read more
Xiegu G90 Unboxing
G90 is a portable 20W HF amateur radio transceiver with an SDR architecture with built-in auto antenna tuner. The display unit and the radio can be se... Read more
SunSDR2 DX HF Transceiver Setup and Demo
Expert Electronics SunSDR2 DX HF 100W, 6M 50W, VHF 8W Transceiver with Direct Digitization and Direct Signal Synthesis The SunSDR2 DX transceiver base... Read more
Equipment
Codan 2110M – HF Transceiver – Military
Frequency rangeTransmit: 1.6 to 30 MHz, 10 Hz steps Receive: 0.25 to 30 MHz, 10 Hz steps Frequency Stability: ±0.5 ppm from –30°C to +60... Read more
DXMini Pi-Star Hotspot for Amateur Radio
DXMINI is your gateway to digital HAM radio… Our devices enable your digital radio to communicate over the internet sending your communications... Read more
INRAD DMS-650 Desk Microphone
The INRAD DMS-629 and DMS-650 microphones have been chosen by FlexRadio as the official desk microphones for use with all of our transceivers. M629 o... Read more
MRF101AN: 100 W CW over 1.8-250 MHz, 50 V Wideband RF Power LDMOS Transistor
These devices, MRF101AN and MRF101BN, are designed for use in HF and VHF communications, industrial, scientific and medical (ISM) and broadcast and ae... Read more
RigExpert AA-230 ZOOM – Antenna and Cable Analyzer
RigExpert AA-230 ZOOM – Antenna and Cable Analyzer 100 kHz to 230 MHz The analyzer is designed for measuring SWR (Standing Wave Ratio), Return... Read more
News
Mysterious Radio Signal Discovered in Milky Way Center | What Is It!?
Ziteng (Andy) Wang is a PhD student at the University of Sydney. He recently discovered an unusual radio signal coming from the direction of the Milky... Read more
TRI BAND TRANSCEIVER – RS-UV3A
The HobbyPCB RS-UV3A radio module is a 144/220/450 MHz FM transceiver board. The RS-UV3A is a low cost transceiver solution for Packet Radio, repeater... Read more
ARRL Continues Its Efforts to Preserve Amateur Radio Secondary Use of the 3 GHz Band
ARRL President Rick Roderick, K5UR, in a written statement on the newly filed H.R.5378 before the US House Commerce Communications and Technology Subc... Read more
![Why Ham Radio [ ARRL Video ]](https://qrznow.com/wp-content/uploads/2021/10/hq720-1-265x168.jpg)
Why Ham Radio [ ARRL Video ]
Josh Nass, KI6NAZ, of @Ham Radio Crash Course talks about what ham radio is, and answers the question…. “Why Ham Radio?” Read more
High Speed Telegraphy 2021 in Montenegro
September 10-14, 2021, the 17th World Championship High Speed Telegraphy was held in Montenegro. The event was organized by MARP (Montenegrin Amateur... Read more
![Real-time Radio Spectrum Map Database Demo [ Android App ]](https://qrznow.com/wp-content/uploads/2021/10/maxresdefault-3-1-90x60.jpg)
![Real-time Radio Spectrum Map Database Demo [ Android App ]](https://qrznow.com/wp-content/uploads/2021/10/maxresdefault-3-1-180x120.jpg)