“A viewer asks: Why J-Pole antennas? I mean it’s a cool design and all, but some people swear by them. What advantages do they have? Lower take-off angle? Gain? Joe and I share some insight on why the J-Pole is such a popular antenna for VHF/UHF operation.”
Antenna
HF Antenna Traps V3.0
Version 3.0 of our popular traps are now available. Version 3.0 are supplied with 4 high quality Cornell Dubilier CDV16 RF Mica capacitors for greatly... Read more
Air ‘Discus’- Low Profile Magnetic VHF 2m Antenna
Air ‘Discus’- Low Profile Magnetic VHF 2m Antenna : 145.500MHz centre, +/-4MHz Power – 100W Omni Imped – 50 ohm VSWR – 1.5:1 Gain -2dB Radiator – Alum... Read more
End-Fed Antennas – The Doctor Will See You Now! ARRL
End-Fed HF antennas are becoming increasingly popular, especially for limited space applications, but how well do they really work? In this episode,... Read more
Shark HF Stick Mobile Hamstick Antenna Review
Shark Antennas Hamsticks are mono band HF antennas that consist of a fiberglass mast with integrated coil and 48 inch stainless steel whip. In this vi... Read more
Yagi Configurations
“Calvin, N7AY, inspired Dave’s General overview of many common questions concerning Yagi’s… Watch to learn more.” Read more
Review
“Dummy Loads” is the topic of the “ARRL The Doctor is In” podcast. Listen…and learn!
“Dummy Loads” is the topic of the new (August 16) episode of the “ARRL The Doctor is In” podcast. Listen…and learn! Sponsored by DX Engineering,... Read more
Solar Power for Ham Radio, a presentation – Ham Radio Q&A
This is an educational presentation I gave on setting up a solar system for use with amateur radio. It goes into the components necessary and talks on... Read more
Radio Set up on a Pickup Truck
James Hollen, D25Y31, has a radio and antenna set up in the bed of his pickup truck and wants to know if his truck will cause interference. Read more
Super Battery Booster MFJ-4416C
Today`s compact 100-watt HF rigs are designed to operate from about 12-16 volts, with output signal distortion, output power problems, and transceiver... Read more
Equipment
SDRplay announces the RSPdx
SDRplay Limited has announced the launch of a new Software Defined Radio product – the RSPdx. The RSPdx is a replacement for the highly successful RSP... Read more
Icom AH-705 Announced on Christmas
AH-705 HF/50 MHz Automatic Antenna Tuner Features Covers the 1.8 MHz to 50 MHz bands, using a long wire element 2-way power sources using alkaline bat... Read more
SunSDR2 DX – New 100 Watt SDR This Fall!
Exiting news from Expert Electronics! The introduction of the brand new SunSDR2 DX being planned for this fall. At Hamradio Friedrichshafen this weeke... Read more
The ACOM 3x2000A
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
