End-Fed HF antennas are becoming increasingly popular, especially for limited space applications, but how well do they really work? In this episode, the Doctor separates myth from reality.
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VHF
Alinco DR-B185HT 85 Watt 2 Meter Transceivers
Alinco DR-B185HT 85 Watt 2 Meter Transceivers are their highest power 144 MHz VHF mobile. DR-B185HT transceivers deliver high-power and superior perfo... Read more
Yaesu FTM-300DR C4FM Dual-Band
Yaesu FTM-300DR 50W C4FM/FM 144/430MHz Dual-Band Digital Mobile Transceiver The new FTM-300DR provides stable and reliable 50W RF power output. As in... Read more
YEASU FTM-10
Dual-band mobile beyond the concept of transceivers. Mobil transceiver to enjoy motor sports. Body waterproof type FTM-10S stand... Read more
Talking through a satellite from 15 feet apart
“Andrew Knafel, KN8FEL saw my videos and through our correspondence I helped him learn how to operate satellites. He and his family live in Ohio... Read more
Equipment
Hi-Z Antennas Shack Switch 2 SS2
Hi-Z Antennas Shack Switch 2 is a modern array direction selection console with an easy to use, large manually operated knob with a continuous rotatio... Read more
Alinco DM-30 Digital Power Supplies
Alinco DM-30 Digital Power Supplies are an affordable switching power supply that packs a lot of features including Anderson Powerpole® connectors. Th... Read more
AOR AR-DV10 100 kHZ ~1300 MHZ
AOR AR-DV10 Here is a teaser on the new products for 2017-2018 which will be presented at the HAMFAIR AR-DV10 DIGITAL RECEIVER ● 100kHz~1300MHz Analog... Read more
ECOFLEX 15 is a flexible low-loss coaxil cable
ECOFLEX 15 is a flexible low-loss coaxial cable for use in the frequency range of DC – 6 GHz. Its unique construction combines the low loss prop... Read more
App - Mobile
Remote Vacuum Relay Switch, RK-314
Features The RK-3xx series of switches uses vacuum relays. It is designed to switch coaxial lines in RF systems operating up to 5 kW continuous... Read more
RFinder – The World Wide Repeater Directory kicks BrandMeister up a notch. DMR without CodePlugs!
RFinder has worked with the DMR network Brandmeister to create new usability enhancements. The new dashboard just released includes coverage maps gene... Read more
QTH Locator Droid – Mobile App
The QTH Locator App was developed for HAM Radio use. This is the extended version of “Maidenhead Grid Locator” using Google Maps to show a... Read more
Rfinder for Visually Impaired on Android
Rfinder Tom W3ZX, a visually impaired ham gives a great demo on Android using TalkBack for the visually impaired. See More: http://www.rfinder.net/blo... Read more
Review
How Does An Inexpensive Transceiver Compare to An Expensive Transceiver
Jim W6LG plays recordings of an Elecraft K3s and a Yaesu FT-450. Which sounds best to you? Vote for receiver #1 or receiver #2 and give a very short d... Read more
Setting the Mic Gain and Compression by W6LG
“Setting the mic gain and compression can be a bit tricky. Too much compression and too much mic gain results in a distorted signal. Jim Heath W... Read more
How to use the Icom IC-705 with the Xiegu XPA125B Amp
“This was part of the ARRL International DX Contest for SSB at our hunting lease, operating as KN5TR. We used the Icom IC-705 pushing a Xiegu X1... Read more