“Decibels got you down? Are dBm and dBW giving you headaches? Is it confusing when sometimes an antenna gain is given in dBi and other times in dBd? Watch this tell-all to learn about decibels as used in ham radio!”
Antenna
Super Vertical 40/80/160 Vertical-Array by IZ1RFF
Super vertical Vertical antenna for the low bands with differential reactance Configurations: 40/80 – 30/40/80 – 40/80/160... Read more
A Portable 75/40* Meter NVIS Antenna
by David B. Murray, KD1BL Background: While taking the Level II Emergency Communications Course, my mentor, Ron Kane (AD6KV) presented information on... Read more
RigExpert Stick 230 Antenna Analyzer Review & Operation
Antenna Analyzer Read more
RigExpert AA-30.Zero – HF Antenna Analyzer (0.6 TO 30 MHZ)
A standard AA-30 analyzer but without enclosure, LCD display and keypad. But .ZERO is even more powerful than the good old AA-30. Description RigExper... Read more
VHF
QYT KT-780 Plus 100 Watts 2 meter Mobile Radio Review and Demo
The QYT KT-780 Plus is a 100 watt mobile radio on the 2 meter Amateur Radio Band, and works on FM mode. Today we will walk through the menu of the rad... Read more
New Video, D-STAR and the Icom RS-MS1A Android App
Icom UK together with TX Films have produced a video providing an introduction to D-STAR and the Icom RS-MS1A Android D-STAR application softwa... Read more
BCH-220 Handheld Radio
BCH-220 Handheld Radio Introducing the new BCH-220 Handheld Radio for 1.25m 220 MHz. It’s just what you need in a 220 MHz portable. The BCH-220... Read more
Baojie BJ-218 Mini Dual Band 25W Mobile Radio UHF VHF Transceiver
Baojie BJ-218 The function of the new development menu Personalized design operation Dual Display, Dual Standby & Dual Track Mini Size, Power Sup... Read more
Equipment
N6ARA TinyPaddle – Jack – Assembled
N6ARA TinyPaddle – Jack – Assembled Small and lightweight iambic paddles. Intended use: Backup paddles for field operations Ultralight radio kits User... Read more
The One Person Antenna Raiser by KL7JR
The One Person Antenna Raiser Like to operate portable? Do you have trouble finding help for antenna raising at your QTH? This may just be the... Read more
New! LAN-IQ SDR (Stand-alone SDR)
LAN-IQ SDR Features Stand Alone Software Defined Radio ● 30 kHz to 1700.00MHz continuous frequency range ● Direct sampling ● DDC – Digital Dow... Read more
LNR FX-4A QRP HF Transceiver
QRP HF Transceiver LNR is pleased to announce the FX-4a. This unit replaces the original FX-4 that we introduced in 2013. The original FX-4 was an exc... Read more
Review
Ailunce HS1 First Impressions HF SDR Radio!
A short-wave radio station is a radio communication device that operates at a wavelength of 100 to 10 meters (frequency of 3 to 30 MHz). Mainly used f... Read more
![Introduction to the IC-7610 SDR HF Transceiver [ Video ]](https://qrznow.com/wp-content/uploads/2017/09/22104387_1143766065754991_9025087487654407329_o-190x122.jpg)
Introduction to the IC-7610 SDR HF Transceiver [ Video ]
Icom Co., Ltd. (Headquarters: Osaka-shi Hirano Ward, President: Tsutomu Fukui) will release the HF + 50 MHz fixed amateur radio transceiver IC-7610 fr... Read more
The QRM Eliminator to the Rescue
QRM Eliminator Troubled by local noise / QRM from neighbours on the HF bands? Maybe the X-Phase QRM Eliminator is worth a try.. Several manufacturers... Read more
Measures The Loss In Coax Connectors and 100 Feet of RG8X by W6LG
Jim W6LG uses a signal generator and a panadapter to measure the loss in 30 coax connectors at 14 and 52 mhz down to a fraction of a db. You might be... Read more
App - Mobile
HamSphere 4.0 Mobile APP
HamSphere 4.0 Mobile is a virtual portable Ham Radio transceiver for Shortwave, VHF and UHF bands. Talk with thousands of Ham Radio operators around t... Read more
Ham Radio Prefixes – Android App
Enter a call sign and get immediately all the geographical informations (country, ITU zone, CQ zone, GMT). Google Play: https://play.goo... Read more
Free APRS application for iOS
What it’s all about A modern APRS app for iOS users, with models detection, frequencies detection, C4FM highlight… More features Receive l... Read more
CWSpeed IOS App – The fun and efficient way of learning morse code
Description The fun and efficient way of learning morse code! Features: – Uses Koch’s training method (the most efficient known to date)... Read more
Equipment
Perseus 22 -INTRODUCING NEXT-GEN SDR RECEIVER
Perseus22 is a 4 channels, direct sampling receiver with a continuous frequency coverage from 10 KHz to 225 MHz and a typical image rejection larger t... Read more
Mini SSB HF Receiver 150 kHz To 30 Mhz
SI4732 SSB 150K-30MHZ FM 64M-108MHZ Color LCD Display DSP Radio Receiver Built-in Battery Features: -Color LCD display, read data more clearly. -Built... Read more
Comet-NCG – Dayton Hamvention 2022
2022 saw the return of the Dayton Hamvention and also celebrated the 70th anniversary of the world’s largest ham radio trade show. Ham Radio Out... Read more
West Mountain Radio – Dayton Hamvention 2022
West Mountain Radio 2022 saw the return of the Dayton Hamvention and also celebrated the 70th anniversary of the world’s largest ham radio trad... Read more
SDRplay SDRconnect demo at Friedrichshafen 2022
This video shows the demo we showed at Ham Radio 2022, in Friedrichshafen, Germany. This demonstrates the core underlying technology behind what we’re... Read more
Building a Yaesu FT-891 remote control box
Dave, KZ9V stops by the shack, and share with us his memory keyer remote control box he built for the Yaesu FT-891 Read more
