Which is better: Vertical or Dipole?

VHF

Kenwood D-STAR – Tribander 144/220/440 MHz

May 21, 2016 No comments

Kenwood D-STAR Built-in high-performance GPS unit Transflective color TFT display Weatherproof toughness meeting IP54/55 standards Wide-band and multi... Read more

FM / VHF Operating Guide by K0NR

June 29, 2015 No comments

FM/ VHF Operating Guide By Bob Witte, KØNR This guide is intended to assist new amateur radio operators in figuring out what VHF FM and repeater opera... Read more

VERO China New Arrival: 40 Watts Dual Band Mobile Radio VR-6900 With Band Scope and APRS Display

June 13, 2018 No comments

Firmware upgrade remote VR-6900 can update firmware remotely, fix some bugs when find it Optional APRS VR-6900 support the optional APRS... Read more

Introduction to APRS- the Automated Packet Reporting System

September 17, 2018 No comments

“The Automated Packet Reporting Service is a digital real-time communications system to share tactical information and messages. The most common... Read more

Equipment

Tecsun S2000

April 02, 2015 No comments

Product Description Tecsun S2000 Desktop Radio: This is the ultimate desktop listeners radio combining all of the features of the Tecsun radio... Read more

SmartLink™ for Remote Access – FlexRadio

May 12, 2017 No comments

Robust, Secure Remote Access to any FLEX-6000 – Operate from Anywhere Simple Click connect. It’s that simple. SmartLinkTM is designed fro... Read more

INRAD DMS-650 Desk Microphone

May 16, 2018 No comments

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

The ACOM 3x2000A

May 20, 2015 No comments

The ACOM 3x2000A The ACOM 3x2000A is a HF power splitter / combiner which is a passive device designed to sum the outputs of three HF linear am... Read more

App - Mobile

My LoTW – Free app for iOS and Android

June 08, 2016 No comments

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

SignalID – Automatic Radio Signal Identification for Android

July 30, 2020 No comments

There’s an incredible amount of radio signals. It’s impossible to know them all, let alone recognize them. So why not get help from Signal... Read more

SmartSDR for iOS v1.0.4 Now Available

October 12, 2016 No comments

FlexRadio Systems announces the release of SmartSDR for iOS v1.0.4 is now available for download or update from the Apple App Store. This release con... Read more

HamSphere 4.0 Mobile APP

May 25, 2017 No comments

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

Review

All WX Solar Powered Amateur Radio Field Station Update 01

December 29, 2017 No comments

“Hello Operators. I’ve received so many questions about the solar powered Field Station, I thought It would be a good time to publish an u... Read more

Baofeng UV9S Triband HT Power Test

June 26, 2020 No comments

Functions: TRI-BAND TWO WAY RADIO 1. Frequency Range: VHF/UHF136-174Mhz&220-225Mhz&400-520Mhz 2. Dual-Band Display, Tri Freq. Display, Dual-St... Read more

Grounding should be done on the Ground

May 31, 2021 No comments

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

FLEX-6400M from the ARRL Review

January 25, 2019 No comments

FLEX-6400M Radio Server SDR Features 100W PEP HF-6m operation All modes/all bands Integrated Remote Operation with Maestro, PC/ Laptop, iPad® or iPho... Read more

Antenna

Introducing the World’s longest 50MHz/70MHz Dual Bander?

August 17, 2018 No comments

The new 6-4-20 is a serious performer with an 11.1m computer optimised tapered boom and 10 elements on both 50MHz and 70MHz with a single feed point.... Read more

XR3 on prototype new Force 12 ToT (Tilt Over Tower)

February 24, 2016 No comments

3D animation by Jeremy Cleaveland, KE0CGU Read more

Lesson 6.1 Antenna Basics

December 19, 2014 No comments

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

New Product MFJ-4713

December 23, 2020 No comments

This MFJ-4713 HF 4-Position Remote Antenna Switch lets you switch between four antennas remotely. Covers 1.8 to 30 MHz. Run one coax from the indoor s... Read more