The winning article for the February 2018 QST Cover Plaque award is “Live Trees Affect Antenna Performance” by Kai Siwiak, KE4PT, and Richard Quick, W4RQ.The QST Cover Plaque Award — given to the author or authors of the most popular article in each issue — is determined by a vote of ARRL members on the QSTCover Plaque Poll web page. Cast a ballot for your favorite article in the March issue today!
VHF
Announcing the Tytera MD-9600 DMR Digital Mobile Radio!
Tytera shook the world of digital radio in 2015 with the introduction of the MD-380, a portable handheld capable of both DMR and analog operation at a... Read more
New 23cm IARU Region 1 record claimed
Terry M0VRL reports that on 14 July 2017 he completed a QSO of 2,662km, from IO70PO to IL28FC, with Pedro EA8AVI in the Canary Islands that breaks the... Read more
TYT MD-380: Purchasing and Videos
TYT MD-380 Source:http://www.brickolore.com/ Read more
Mirage Amplifier B-320-G VHF, HT/MOBLE AMP, 200W OUT, 144-148 MHZ
Amplifier, HT, VHF, Solid State, 144-148 MHz, 3/50 W In, 200/200 W Out, UHF Fem, SO-239, 13.8 Vdc, 25 A, Each Add this amp to your 2 Meter HTor mobile... Read more
Digital Mobile Radio Hotspots May Be Interfering with Satellite Uplinks, AMSAT Reports
This week, AMSAT News Service (ANS) cited an August 27 report from AMSAT Vice President-Operations Drew Glasbrenner, KO4MA, saying that a digital mobi... Read more
Review
Retevis RT52 Dual Band DMR Radio
“The newest Dual Band DMR HT from Retevis is the RT-52. With a dark screen and white fonts, this radio has a unique look from the start. The cod... Read more
KT-8900D Unboxing
QYT KT-8900D Dual Band Quad-standby Colorful Screen Mini Mobile Vehicle-mounted Radio TX & RX 136-174MHz & 400-480MHz 200 Channels FM Radio Fe... Read more
Icom IC 7851 vs IC 7800 Local Oscillator C N Characteristics Comparison
Icom IC 7851 vs IC 7800 Video from Icom Inc. showing a local oscillator C/N characteristics comparison between Icom’s IC-7851 and IC-7800 HF/50/... Read more
Setting up a Buddipole Deluxe Kit in the Field
DESCRIPTION The Buddipole™ Deluxe Package includes everything you need for setting up an efficient portable antenna solution anywhere in the world in... Read more
Equipment
2050 Advanced HF Transceiver
The Barrett 2050 HF transceiver In addition to providing all common modes of HF transmission, most currently used selective call formats and MIL STD 1... Read more
Introducing to Odyssey-2 (2017)
The new version of Odyssey TRX transceiver raises the bar of quality and capabilities, while remaining relatively cheap and simple, accessible for sel... Read more
BITX40: A Fully Assembled $45 SSB QRP transceiver
BITX40 Work the world on 40 meters When was the last time you used a radio you had built? The BITX40 board is single circuit board 40 meter SSB transc... Read more
Anan-100BE SDR multi-mode transceiver
The Apache Labs ANAN-100BE is an entry level, High Performance 100 watt HF + 6M Software Defined Radio multi-mode transceiver. The receiver is... Read more
MFJ-939 Plug&Play IntelliTuner Automatic Antenna Tuner
MFJ-939 Plug&Play IntelliTuner Automatic Antenna Tuner Plug & Play Auto TunerPlug & Play! You won’t even know it’s there . . . MFJ-... Read more
Antenna
OMNI-TILT™ Vertical Antenna Tilt Bases DXE-OMNITILT-2P
DX Engineering OMNI-TILT™ Vertical Antenna Tilt Bases are a completely new design that incorporates features that make this Tilt Base a ‘must ha... Read more
6M HO LOOP M2 ( 50MHz )
Our 6M HO Loop is the result of a continued development of reduced size, omni–directional horizontallypolarized loop-style antennas. This new de... Read more
Diamond Antenna – SUPER GAINER SERIES ( VHF /UHF )
Diamond Antenna SG2000: 144MHz(2m) Length:1.59m / Weight:400g Gain:5.2dB / Max.power rating:150W / Impedance:50ohms VSWR:Less than 1.5:1 / Conn... Read more
JK Antennas JK65 6 Meter Yagi
6 Meter Yagi Want to be heard on 6? JK Antennas JK65 6-Meter Yagi Antennas give you tremendous VHF performance with very high gain on a... Read more
How to make a 4:1 balun cheap and easy
How to make a 4 to 1 balun cheap and easy Read more
Equipment
Anytone AT-6666 All-Mode 10 Meter Mobile
Anytone AT-6666 All-Mode 10 Meter Mobile 60 watts SSB – 360 Memories CTCSS / DCS Option Included Programming Cable Included General Speci... Read more
Ameritron AL 811
Ameritron AL 811 The first 600 watts make the differenceThe Al-811 gives you 600 watts PEP output — thats nearly 2 full S-units ov... Read more
Fold-Over Towers – ROHN 55G
Get all of the benefits of a Self-Supporting ROHN 55G tower, without ever having to climb! With a ROHN 55FK, you can easily access the top mounted com... Read more
Alpha 4510A 3KW Wattmeter with 160M to 6M coverage
Alpha 4510A QRP TO QRO. Our Wattmeters can measure from 200 milliwatts to 5 kilowatts, from 160 meters to 6 meters with no slugs! They displa... Read more
HAL1200 Atlantic – HF linear amplifier
HF linear amplifier Specifications Frequency : 1.8 ~ 54 MHz, all Amateur Bands including WARC Automatic Band Change: only PTT/TXGND Signal, or with de... Read more
App - Mobile
RFinder – The World Wide Repeater Directory now has Jamming Reports!
RFinder now includes the ability to make jamming reports. This is already available in RFinder Android and should be available on iOS devices by Dayto... Read more
Hamradio Line Loss Calculator for iOS devices
Coax Line from Federico Romano, IW2MVI is a simple and fast app that allow you to calculate the loss of your coax line and calculate power output from... Read more
APRSdroid – APRS for Android
What is APRSdroid? APRSdroid is an Android application for Amateur Radio operators. It allows reporting your position to the APRS (Autom... Read more
My LoTW – Free app for iOS and Android
My LoTW is a viewer app for ARRL’s Logbook of the World. With My LoTW, you can: – View all the QSOs you have submitted to LoTW. –... Read more
![Architecture of Radio APP [ Video´s ]](https://qrznow.com/wp-content/uploads/2016/03/4-190x122.jpg)
Architecture of Radio APP [ Video´s ]
Architecture of Radio Architecture of Radio is a neat app, showing you what the world of radio “would” look like, if you could see in the... Read more
