Jim, W6LG looks at http://www.sherweng.com/table.html website with extensive detail about receiver performance.
Equipment
HF Linear 2KW HF2015DX – Chinese
HF2015DX RF Linear amplifier coverd 1.8-30MHz amateur band , using Chinese FU728F ceramic tetrodes working at Class AB1 Input:30-40W output:2000W... 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
TEN-TEC Rebel Model 506 Open Source QRP CW Transceiver
The TEN-TEC Rebel model 506 transceiver is designed with the purpose of providing Ham Radio operators a platform for developing and writing code using... Read more
MFJ-939 Plug&Play IntelliTuner Automatic Antenna Tuner
MFJ-939 Plug&Play IntelliTuner Automatic Antenna Tuner Plug & Play Auto TunerPlug & Play! You won’t even know it’s there . . . MFJ-... Read more
VHF
Alinco Released a new radio Today – DJ-R200D
Alinco Corporation December 6, 2016, announced the latest model of the 420 / 440MHz band specified low-power handheld machine equipped with a super mu... Read more
CS-750 DMR Radio
CS-750 The case and accessories are the same as the CS-700 The Radio and software are very different Good Audio with adjustment in the software Join t... Read more
QUANSHENG TG-42AT VHF 136-174Mhz
TG42ATQUANSHENG TG42AT VHF 136-174Mhz Key Specifications/Special Features: Frequency: VHF:136-174Mhz Li-ion Battery :7.4V 1500mA 99 channels Supports... Read more
DVMega and Pi-Star DMR Hotspot – Ham Radio Q&A
“Don’t let the lack of a repeater keep you from playing with DMR or another digital mode. DMR repeaters are springing up everywhere. There are c... Read more
Antenna
LOW NOISE EXPLAINED ( LFA Antennas ) by G0KSC
A long time has passed since we have to accept the negative aspects of matching Yagi antennas. With modern software, knowledge and optimisation techni... Read more
20m/40m Stealth Bazooka Flagpole Antenna
No longer does the Amateur Radio Operator need to be limited by homeowner restrictions of outside antenna construction! The revolutionar... Read more
![SteppIR DB42 Setup by JA5MHD [ Video ]](https://qrznow.com/wp-content/uploads/2015/03/11038403_10204139844031513_3998216779955717336_n-190x122.jpg)
SteppIR DB42 Setup by JA5MHD [ Video ]
SteppIR DB42 http://blogs.yahoo.co.jp/ja5mhd Read more
The ULTIMAX-8040 broadband dual band double bazooka for 40 & 80 meters
The ULTIMAX-8040 broadband dual band double bazooka for 40 & 80 meters is a fantastic antenna using a newly designed “HY-Q” coax coils that gives... Read more
Review
![Introducing the Icom IC-7850 50th Anniversary Edition [ Video ]](https://qrznow.com/wp-content/uploads/2015/02/7850-190x122.jpg)
Introducing the Icom IC-7850 50th Anniversary Edition [ Video ]
Introducing the Icom IC-7850 50th Anniversary Edition Read more
SunSDR2 PRO at SK3W in CQWW SSB
“How does the SunSDR2 PRO perform in a multi operator contest environment? We wanted to test the PRO in the toughest possible environment, a mul... Read more
![Tools for Every Ham [ ARRL PODCAST ]](https://qrznow.com/wp-content/uploads/2018/09/KnolledElectronicsLayered-190x122.jpg)
Tools for Every Ham [ ARRL PODCAST ]
The Doctor discusses basic tools that every amateur should have in his or her station. Read more
News
New Plan Aligns ARES with the Needs of Served Agencies
The new ARES Plan adopted by the ARRL Board of Directors at its Annual Meeting in January represents an effort to provide ARES with a clearly defined... Read more
MIT RADIO SOCIETY LECTURES ON RADIO TECHNOLOGY NOW FREELY AVAILABLE ON YOUTUBE
“Dr. Philip J. Erickson, W1PJE, is an assistant director and head of the Atmospheric and Geospace Sciences group at Haystack Observatory, operat... Read more
KickSat-2 is Alive and Being Tracked
For the first couple of days after the 3U KickSat-2 was deployed from Cygnus NG-10 last November, nothing was heard from the satellite. But in a Febru... Read more
Fake News: Belgian News Magazine Misrepresents Amateur Radio Numbers
The Belgian Dutch-language weekly The Sunday (de Zondag) recently reported incorrectly that just 153 Amateur Radio licensees existed in the country, d... Read more
Amateur Radio is Aboard during Attempt to Become Oldest Circumnavigator
Jeanne Socrates, VE0JS/KC2IOV, is used to solitude. The lone 76-year-old yachtswoman passed the southern tip of Africa — some 300 miles to the north —... Read more
FCC: Supplier’s Declaration of Conformity Procedures are Now in Effect
The FCC is reminding electronic device retailers that Supplier’s Declaration of Conformity (SDoC) procedures are now in effect and being enforced. In... Read more
ARISS Plans Do-Over of Slow-Scan TV Transmissions over February 15 – 17 Weekend
Amateur Radio on the International Space Station (ARISS) is planning another popular slow-scan television (SSTV) event in the wake of an SSTV experime... Read more
