Backyard Circular Polarization

Dave, K4DRA, wants to try a double dipole set up in order to get an omnidirectional dipole, but he has yet to understand the circular polarization that his set up will create. Dave here to explain…

Antenna

Moonraker Ltd Whizz Loops 13-428

November 13, 2017 No comments

Moonraker Ltd Whizz Loops are compact QRP portable loops that are perfect for attaching directly to your ft-817 or other QRP transceiver. These nifty,... Read more

RigExpert AA-1400 – Antenna Analyzer (0.1 to 1400 MHz)

May 15, 2015 No comments

RigExpert AA-1400 – Antenna Analyzer (0.1 to 1400 MHz) RigExpert AA-1400 is a powerful antenna analyzer designed for testing, checking, t... Read more

MONSTER YAGI FOR 20M

December 03, 2015 No comments

A 5 element wide spaced yagi for the 20m long path to Europe was installed at ZL6QH in May 2005. A photo of this “monster” antenna... Read more

472kHz Antenna Calculator

June 01, 2016 No comments

This tool calculates the antenna capacitance and radiation resistance of small vertical monopoles at 475 kHz. It is by no means a replacement for ante... Read more

RX ANTENNA MINIWHIP 100Khz- 30Mhz- HAMBUY

September 24, 2015 No comments

RX ANTENNA MINIWHIP MOVIL 100Khz- 30Mhz Price : 79,00 € More: Read more

Review

You only need one Station Ground Rod

August 25, 2021 No comments

Rodney, is asking if he can use the same ground rod to ground two different dipole antennas without losing efficiency or performance? Read more

LD-5 HF Ham Radio QRP Transceiver – Tech Review

November 08, 2015 No comments

The LD-5, made in USA, by LNR Precision Inc. is an amazing little 5 band SSB/CW Amateur Radio QRP Transceiver that’s small and light enough to... Read more

Baofeng UV-9R TP 18-watt Power Testing | UV9R Plus HT

March 02, 2021 No comments

Baofeng UV-9R TP 18-watt HT Ham Radio Unboxing and power testing – let’s see if this 18-watt HT does what it is advertised to do! Read more

Yaesu FTDX101D With Bubba, Consumer Review

December 12, 2019 No comments

MAYHEM Firmware for the HackRF Portapack Installation / Overview

June 29, 2020 No comments

Portapack H1 For HackRF – Ultimate RF Hacker Tool

June 19, 2020 No comments

Six Way Switch Box -bhi 1024

February 13, 2020 No comments

Don’t keep disconnecting cables…get a switch box! Need to Connect more than one piece of equipment to your bhi Noise Eliminating Speaker o... Read more

Italab Rfbroadcast – HERCULES 1500 – HF RF POWER AMPLIFIER (1.8 – 30 MHz )

April 06, 2019 No comments

Italab HERCULES 1500 – HF RF POWER AMPLIFIER (1.8 – 30 MHz ) Extremely robust HF RF POWER amplifier, the RF section is equipped with 2 DUA... Read more

Diamond CX-210N

November 17, 2014 No comments

The Diamond CX-210N is a low loss, two position coaxial switch providing very low loss and high isolation. It is rated DC to 3000 MHz and can handle u... Read more