Modeling Common Dipole Variations

“Viewers queried me about what happens when you shorten a dipole by letting the ends hang down, or have to put up a dipole that can’t be in a straight line, and I was also curious about the effect of my aluminum masts on horizontal dipole performance. EZNEC+ to the rescue. The video shows that modified dipoles can work quite well. Subscribe: https://youtube.com/davidcasler“

Review

Introducing the PRAS and HPS

August 28, 2018 No comments

Bob Heil talks about the new Parametric Receive Audio System and Heil Powered Speaker for Amateur Radio. PRAS – Parametric Receive Audio System The... Read more

Ailunce HS1 First Impressions HF SDR Radio!

May 21, 2019 No comments

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

BITX-40 Unboxing by K7AGE

January 11, 2017 No comments

“My BITX-40 40 meter SSB QRP transceiver kit has arrived from India. This kit isells for $59 including shipping. My kit took 17 days to arrive f... Read more

VHF

TYT DM-UVF10 GPS DPMR Digital Transceiver VHF + UHF

February 05, 2015 No comments

TYT DM-UVF10,a dualdisplay, dual standby two-way radio,adopts high-technology and novel design DM-UVF10 adopts humanism design,making it smart in sh... Read more

An Introduction to the Icom IC-2730E UHF/VHF Dual Band Transceiver

May 07, 2015 No comments

This video provides an introduction to the Icom IC-2730E mobile transceiver that provides VHF/VHF, UHF/UHF simultaneous receive capability as well a... Read more

Icom IC-2730

December 04, 2014 No comments

Icom proudly announces the debut of the new VHF/UHF dual band transceiver, IC-2730A/2730E. It is the successor of the long selling IC-2720H ser... Read more

Equipment

The CommRadio CTX-10 QRP

October 14, 2016 No comments

CommRadio CTX-10 The CommRadio CTX-10 blends high performance, internal SDR technology, high efficiency circuit design, compact size and simple operat... Read more

MK-4 Heavy Duty – 25′ Maximum Height Fiberglass Masts

April 03, 2018 No comments

The MK-4 Series of masts are, by far, our most portable masts for many reasons. The masts are light weight and short enough, when fully collapsed, to... Read more

EMTRON DX-1SP -1200 Watts CW output- FCC approved!

June 16, 2015 No comments

EMTRON DX-1SP General Description The NEW DX-1SP with 1200 Watts CW, 1500 Watts PEP of clean signal output is Emtron’s latest and smalles... Read more

Antenna

ALL ABOUT ANTENNAS Part 1 Book [ Free ]

February 22, 2016 No comments

ALL ABOUT ANTENNAS Part 1 of a Series By Bob Grove W8JHD, Publisher, Monitoring Times No subject is more widely discussed in the radio field as antenn... Read more

Magnetic Loop Antennas – ARRL The Doctor Will See You Now!

July 28, 2016 No comments

“Magnetic Loops” is the topic of the latest (July 28) episode of the “ARRL The Doctor is In” podcast. Listen…and learn! Sponsored by DX Engineer... Read more

Elecraft AX1 Multi-Band Whip Antenna

October 07, 2018 No comments

Elecraft AX1 – Portable HF antenna Elecraft AX1 Ultraportable 17/20 Meter Antenna System (FAQ) Q: What is the AX1? A: The AX1 is a dual-band (20... Read more

Digital Modes

LoTW Now Accepting FT4 Contact

May 23, 2019 No comments

The latest TQSL update (Config.xml version 11.8), released on May 22, includes FT4 as a submode of MFSK. It also adds AISAT-1 and PO-101 in the satell... Read more