My portable RV antenna farm

MQ-1 TGM 3-Band 2-element Hybrid Quad Antenna – 10,15,20 Meters

September 15, 2015 No comments

Hybrid Quad Antenna Electrical Specifications Operating Bands- 10,15,20 Meters Forward Gain (Ref. Dipole)- 10M-6.0 dBd., 15M-5.5 dBd., 20M-4.4 dBd. SW... Read more

80M EH Antenna by WB5CXC

November 05, 2015 No comments

EH Antenna “This is a picture of my EH ‘STAR’ antenna for 80 meters.   It has two cylinders made from aluminum flashing 30 1/2” long, wrapped ar... Read more

Radio Wave Properties: Electric and Magnetic Dipole Antennae

July 16, 2021 No comments

“An HP model 3200B VHF Oscillator and ENI model 5100-L NMR RF Broadband Power Amplifier provide a 300 MHz signal to a half-wave dipole antenna.... Read more

AV-640 HF VERTICAL, 8 BANDS-40/30/20/17/15/12/10/6 M

June 02, 2016 No comments

Photo:K3RF Hy-Gains new AV-640 Patriot HF vertical is the best built, best performing and best priced multiband vertical available today. Make full us... Read more

A Super-Duper Tiny 3D-Printed HF Radio Antenna.

October 28, 2020 No comments

A Super-Duper Tiny 3D-Printed HF Radio Antenna. Read more

Introducing the IC-705 QRP [ ICOM Official Video ]

July 17, 2020 No comments

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How to use the Magnetic Loop Antenna – Spring RELAX

April 20, 2020 No comments

“Here I want to show you how to use the Magnetic Loop Antenna. I have enjoyed the walk during this beautiful spring day. This day has been windy... Read more

ADALM PLUTO Frequency Expansion Modification Plus CPU Cores

May 17, 2020 No comments

“Here we take a look at the ADALM-PLUTO frequency expansion modification to give us 70 MHz through to 6GHz. Mine actually went as low as 46MHz!!... Read more

SharkRF Openspot3, The Most Advanced Digital Ham Hotspot!

December 25, 2019 No comments

Compatible digital radio protocols and networks DMR (BrandMeister, DMRplus, DMR-MARC, Phoenix, XLX, TGIF) D-STAR® (DCS, REF/DPlus, XRF/DExtra, XLX) Sy... Read more

Yaesu FT-818 – Unboxing [ Video ]

March 28, 2018 No comments

The new FT-818 incorporates all the many basic and attractive features of the ever-popular FT-817ND while providing upgrades desired by many existing... Read more

21st Century Transceiver Design: The K4 High Performance Direct Sampling SDR

September 11, 2020 No comments

The Elecraft K4 High Performance Direct Sampling SDR Read more

Electraft W2 Wattmeter

May 09, 2016 No comments

Power & SWR LED bar graphs with peak/hold Four power ranges with auto/manual selection Up to 2 remote sensors with selection switch Compact size:... Read more

Hermes Lite 2 HF SDR Construction And Receive Test

June 01, 2021 No comments

Here we build the Hermes Lite 2 HF SDR and test it’s receive capabilities. Read more

Yaesu FTDX101D [ Preliminary Information ]

August 24, 2018 No comments

Yaesu FTDX101D As you are aware there is the soon to be released Yaesu FTdx101D 100W SDR transceiver. I am also pleased to announce the big brother of... Read more

ColibriNANO USB SDR Receiver

March 19, 2017 No comments

The New ColibriNano takes USB dongle SDR receivers to a new level. This is a direct sampling, high quality SDR receiver covering 100 kHz to 55 MHz wit... Read more

ANACOM acts to eradicate interference and abuse of radio spectrum.

January 21, 2022 No comments

Gaspar, EA6AMM José Francisco de Almeida, CT4AN, IARUMS Coordinator from REP (Rede dos Emissores Portugueses; Portugal), info... Read more

Tonga Volcano Update | Ham Radio Disaster Communications

January 21, 2022 No comments

Tonga Volcano An update on the situation coming out of Tonga. A very large volcano has erupted disrupting satellite, communications and telephone netw... Read more

Extended ARRL Team Will Support February’s ARRL National Convention in Orlando

January 20, 2022 No comments

HamCation A large ARRL team of member-volunteers, program representatives, and presenters will advance the convention theme inviting attendees to “reD... Read more

Vertical HF Antenna LZAV-5BAND

January 19, 2022 No comments

Vertical HF Antenna made in BULGARIA Bands: 14-18-21-24-28 MHZ Frequency, MHz 14 / 18 / 21 / 24 / 28 Power watts 2,5 kW Radials (number) 4 x 2.05 m VS... Read more

Amateur Operation in 3.45 – 3.5 GHz Segment Must Cease by April 14, 2022

January 19, 2022 No comments

The FCC has established April 14, 2022, as the date by which amateur radio transmissions must stop in the upper 3.45 – 3.5 GHz segment of the amateur... Read more