New ! SteppIR SARK-110 Antenna Analyzer
The SARK-110 is a completely new design concept for an Antenna Analyzer. This is a truly pocket size device, so you can take it anywhere. It of... Read more
The Chameleon CHA-MPAS 2.0 just might be the best portable Ham Radio antenna that you can get today, due to its versatile configurations and compact size. Take a look at this video and let me know what you think about this great Ham Radio antenna. The Modular Portable Antenna System (MPAS 2.0) is a concept allowing […] Read more
One man’s observation of different radiation patterns that evolved from choosing different antenna installation orientations. What are your thoughts? Read more
HF verticals are very popular for the smaller suburban gardens. How do they perform and are there any improvements you should consider? Read more
Common Mode Current can really mess with RFI and cause interference in the shack. In addition, you could also be receiving unwanted interference on the coax outer shield. In this video I show how I built myself an easy CMC choke using a toroid and RG-58 coax.
Antenna
Cushcraft A4S Yagi Beam Triband 4 ele. 10,15,20M
Cushcraft A4S A4S Four Element Beam – 10, 15 & 20 Meters A4S is the true, high performance tribander. Precisely tuned high-power traps, c... Read more
A Portable 75/40* Meter NVIS Antenna
by David B. Murray, KD1BL Background: While taking the Level II Emergency Communications Course, my mentor, Ron Kane (AD6KV) presented information on... Read more
Small Garden Vertical HF Antenna Installation
Vertical HF Antenna Installation Read more
Stealth Antennas by G0KYA
The first edition of Stealth Antennas quickly became the ‘must have’ antenna book for everyone who wasn’t living in acres of land. T... Read more
Review
Radioditty GD-73 DMR HT – Programming and Using
PALM SIZE DMR: Compatible with MOTOTRBO, the GD-73A features lightweight and mini size that can easily fit your pocket. The clear LCD screen and compa... Read more
A review of the Elad FDM-S2 software defined receiver
Great Article – Elad FDM-S2 from http://swling.com/ Check: http://swling.com/blog/2014/12/a-review-of-the-elad-fdm-s2-software-defined-rece... Read more
Setting up a new RFinder M1DU
◇ Main Features LTE 4G, Android IP67 rugged smartphone, professional walkie talkie. ◇ Basic Info ◇ Release 2017 April ◇ Walkie talkie output 4W DMR; 4... Read more
Equipment
Airspy Low Cost High Performance SDR – REVISION 2 RELEASED
Airspy The Airspy is a $200 USD software defined radio that has a frequency range between 24 – 1700 MHz, bandwidth of up to 10 MHz and a 12-bit ADC. W... Read more
SMΩRF – RF Vector Power Meter
SMΩRF™ is the most powerful and accurate, in-line RF Vector Signal Meter to date with accuracy rivaling professional instruments. Has tons of features... Read more
Solar e Power Cube 1500 Plus Portable Solar Generator 1500 Watt Inverter / 100 Ah Battery
Confidently face power failures, power outages and blackouts with the Solar e Power Cube 1500 Plus. • A dependable power source during disaster... Read more
RETEVIS Finger PTT Motorcycle Helmet Microphone
“Because this is the only thing that makes it possible to talk to other riders over an intercom and talking over the phone without stopping on t... Read more
Today I go through all of the steps and pieces for building the BuddiHex Hexbeam antenna from Buddpole. This might be the best portable ham radio antenna I have used in the field, and I would like your thoughts also. Lightweight and portable 6 band (20m – 6m) hex beam perfect for everything from POTA […] Read more
Often on the HF bands, we find that the quoted antenna frequency bandwidth is not wide enough to cover the whole band. This can be a particular problem with multiband antennas and mobile whip antennas. Can we venture into the no-go areas of higher VSWR? Read more
The FALCON OUT-250B is a Short Wave Multiband Vertical antenna (WARC incl.) with flat SWR across the bands. In this video I assemble, install, test, compare and modify of this 7,13m tall vertical antenna. I hope you enjoy this video 🙂 Antenna Features: – Bands. 6, 10, 12, 15, 17, 20, 30, 40, 75/80 m […] Read more
The Chameleon Tactical Delta Loop covers 80 meters through 6 meters. and will handle 100 watts on SSB and 50 watts CW/Digital. Its a great portable antenna and can be run a vertical if yo would prefer a lower take off angle. The Tactical Delta Loop antenna (CHA TDL), is a portable High Frequency (HF) antenna specially […] Read more
Kenneth, WB3JFR, encouraged this question. Do you need to use a counterpoise just because its “End Fed”? Read more
![Real-time Radio Spectrum Map Database Demo [ Android App ]](https://qrznow.com/wp-content/uploads/2021/10/maxresdefault-3-1-90x60.jpg)
![Real-time Radio Spectrum Map Database Demo [ Android App ]](https://qrznow.com/wp-content/uploads/2021/10/maxresdefault-3-1-180x120.jpg)
 with a Easy to Build Choke){kind=link}
