Ben, K0ABR, simply asks Is resonate better than non resonate antenna?
Antenna
The Random Wire Double Zepp Antenna
Dipoles fed with an open wire line are called “Double-Zepp” or “Doublet”. The dipole (2 x Xm) may have any length, the open wi... 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
UltraLight MLA antenna ver. 4 designed for lower HF bands.
This 4th version of the QRP UltraLight MLA antenna has the same foldable construction designed for easy carry in a common laptop bag same as the 3rd v... Read more
500 mW on 7 MHz with the Wadetenna
Testing the Wadetenna on 7 MHz SSB. Only 500 milliwatts was used instead of the usual 5 watts. Contacts up to about 500km, mostly to portable stations... Read more
Baluns : What They Do And How They Do lt
By Roy lV. Lewallen I’ve always been a bit bothered by balunst since I was never sure what they are supposed to dot let alone hotv they... Read more
Review
![Yaesu FT DX 1200 [ Videos ]](https://qrznow.com/wp-content/uploads/2015/11/maxresdefault-1-265x168.jpg)
Yaesu FT DX 1200 [ Videos ]
Yaesu FT DX 1200 Read more
![Flex-6400M and Flex-6600M Preview from the Dayton Hamvention 2017 [ VIDEO ]](https://qrznow.com/wp-content/uploads/2017/05/18622145_10101189664121067_3083379459574983841_n-265x168.jpg)
Flex-6400M and Flex-6600M Preview from the Dayton Hamvention 2017 [ VIDEO ]
Flex-6400M and Flex-6600M Read more
Luiton LT-898UV Ultra Portable Go Box Kit – Ham Radio Q & A
“You may have seen my previous video in which I reviewed the Luiton (Leixen) LT-898UV 10 watt mobile radio. In this episode I build an ultra por... Read more
Introducing the SDRplay Raspberry Pi downloadable SD Card Image
SDRplay Raspberry Pi Bringing the Radio Spectrum to your computer: In this video we show the process of downloading an SD card image for a Raspberry P... Read more
HamBuilder HBR4HFS 4-Band HF Ham Radio Test and Review
“This video took me a few months to put together while testing it in different environments and locations. Today we are looking at the HamBuilde... Read more
Equipment
Belka-DSP radio receive
The Belka-DSP radio receiver is designed to receive radio stations with amplitude, frequency and single-band modulation, as well as telegraph signals... Read more
L3Harris Falcon III® AN/PRC-152A Wideband Networking Handheld Radio
Handheld Radio The L3Harris Falcon III AN/PRC-152A provides simultaneous voice, video and high-speed data in a highly portable form factor. Employing... Read more
XTRX – A high-performance SDR in a mini PCIe form factor
A high-performance SDR in a mini PCIe form factor Features & Specifications RF Chipset: Lime Microsystems LMS7002M FPRF FPGA Chipset: Xilinx Artix... Read more
DV4mobile – first all mode digital tri band transceiver plus LTE with GPS
V4mobile – first all mode digital tri band transceiver plus LTE with GPS The DV4mobile supports all digital modes: no need for multiple r... Read more
Bose unveils its first wireless noise-canceling headphones
Bose QuietComfort 35 This is the Bose product a lot of people have been waiting for, the QuietComfort 35, an active noise cancelling headphone that... Read more
News
Mysterious Radio Signal Discovered in Milky Way Center | What Is It!?
Ziteng (Andy) Wang is a PhD student at the University of Sydney. He recently discovered an unusual radio signal coming from the direction of the Milky... Read more
TRI BAND TRANSCEIVER – RS-UV3A
The HobbyPCB RS-UV3A radio module is a 144/220/450 MHz FM transceiver board. The RS-UV3A is a low cost transceiver solution for Packet Radio, repeater... Read more
ARRL Continues Its Efforts to Preserve Amateur Radio Secondary Use of the 3 GHz Band
ARRL President Rick Roderick, K5UR, in a written statement on the newly filed H.R.5378 before the US House Commerce Communications and Technology Subc... Read more
![Why Ham Radio [ ARRL Video ]](https://qrznow.com/wp-content/uploads/2021/10/hq720-1-265x168.jpg)
Why Ham Radio [ ARRL Video ]
Josh Nass, KI6NAZ, of @Ham Radio Crash Course talks about what ham radio is, and answers the question…. “Why Ham Radio?” Read more
High Speed Telegraphy 2021 in Montenegro
September 10-14, 2021, the 17th World Championship High Speed Telegraphy was held in Montenegro. The event was organized by MARP (Montenegrin Amateur... Read more
![Kits and Kit Building [ ARRL The Doctor is In ]](https://qrznow.com/wp-content/uploads/2018/05/k1-265x168.jpg)
