Joe, NE1JT, has a vertical dipole antenna and has a very simple question about it, and antennas in general. “Should ground radials be added?”
Antenna
40M UltraLight QRP magnetic loop antenna + TEST [ XIEGU X5105 ]
“In this video I want to show you the 40M band UltraLight Magnetic Loop Antenna, how to setup it and testing in the real QRP conditions. During... Read more
Can I Put One End of a Dipole Next to my VHF Antenna?
Nick, KC3PWJ, has a flagpole and also a pole that holds up his VHF/UHF discone. He’d like to string a 20m dipole between the two poles, but is w... Read more
How Strong are the DX Engineering End Insulators?
Over 6 years ago, DX Engineering introduced the patented (US Patent No. D534,905) serpentine style end insulators (DXE-UWA-END-KIT) which are c... Read more
What’s Inside a 49:1 Unun?
Terence, 2E0IPK, asks “What makes a 49:1 unun and what does 49:1 actually mean? Read more
Diamond HFV-5 – 5-Band (40/20/15/10/6) Limited Space Trapped Dipole
Trapped Dipole 5-Band (40/20/15/10/6) Limited Space Trapped Dipole Detailed Description 5-Band Limited Space Trapped Dipole Bands: 40/20/15/10/6M Mast... Read more
Review
ZUMSpot RPi PiStar Hotspot Review
The ZUMspot RPi is an advanced radio module board. Paired with a Raspberry Pi and the MMDVM software becomes a small and efficient multi-mode digital... Read more
Baofeng DM-5R DMR Radio – Unboxing & First Impressions
BaoFeng DM-5R DMR Digital Radio VHF/UHF 136-174/400-480Mhz 2000mAH High Capacity Battery High Power/Low power 21CM Dual Band Antenna 8-Level Stepped F... Read more
The Humble Barrel Connector
The Humble Barrel Connector Read more
“This week I’m reviewing the Openspot by Shark RF. No images to hunt down, It runs D-Star, DMR & Fusion all in one box. Don’t fo... Read more
Equipment
How To Build A QRP Dummy Load by K7AGE
“In this video, I build a simple QRP Dummy Load that is good for up to 20 watts. It even has test point that you can use a meter to measure the... Read more
New ! Band decoder with another TRX control output for Arduino
Allows you to read the frequency or band data from your transceiver and switch output relay(s) by the defined rules . Another feature allows you to se... Read more
The WiNRADiO WR-G39DDCi ‘EXCELSIOR’ High-performance HF/VHF/UHF/SHF SDR
WiNRADiO Overview The WiNRADiO WR-G39DDCi ‘EXCELSIOR’ is a high-performance HF/VHF/UHF/SHF software-defined receiver with a frequency rang... Read more
ITALAB HERON 1000 – Solid State Amplifier – 1KW
The HERON 1000 is a solid state amplifier for use in 1.8 MHz to 50 MHz bands. The RF section is Consisting of an amplification unit (HF 1000 P) capabl... Read more
AnyTone AT-5555N 10 Meter Radio – 30 Watts
AnyTone AT-5555N GENERAL SPECIFICATIONS Frequency Coverage: 28.000 to 29.699 Mhz Antenna Impedance: 50 ohm, unbalanced Frequency Control: Digital Phas... Read more