“Is the NanoVNA suitable to measure/adjust a typical antenna duplexer? This video compares the NanoVNA-H4 and the SAA-2N VNAs with a professional VNA (Tektronix TTR506A). Will the limited dynamic range of the NanoVNA get in the way of making a good measurement, or limit the ability to adjust the duplexer? Watch and find out…”
Antenna
AlexLoop HamPack
This is the AlexLoop HamPack system – the ultimate solution for the hampacker and the antenna restricted Ham. Read more
Elecraft AX1 Multi-Band Whip Antenna
Elecraft AX1 – Portable HF antenna Elecraft AX1 Ultraportable 17/20 Meter Antenna System (FAQ) Q: What is the AX1? A: The AX1 is a dual-band (20... Read more
Can a Balun be Too Big?
“Oggie Jon McAdams, K3MAH, is getting back into HF and wants to try QRP. Will baluns, coax, etc., rated for higher power cause his small signal... Read more
2/2 (4) element 18/24MHz Yagi (1.5m) Force12
The 4-LFAR-17/12, an Excellent super-compact Dual band LFA-R Yagi for the 17m & 12mbands The LFA-R is one of the latest designs from the desk of G... Read more
Using a Mobile HF Antenna in a Fixed Location
“Tom, N6AJR, is a older gentleman who has some trouble getting around, and he would like to mount one of his mobile antennas to a metal picnic t... 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
RM Italy MLA100 Amplifier Demonstration
“Mark, W8BBQ show the RM Italy MLA100 amplifier to get over 100 watts from a QRP rig. 160 meters through 10 meters plus 6 meters. Allows you to... Read more
An Alpha Delta lightning arrester with an intermittent short.
Coaxial Lightning Protectors Alpha Delta N Connector Coaxial Surge Protectors are rated for 200 or 2,000 watts at frequencies up to 3 GHz. They are no... Read more
Retevis RT71 DMR UHF Handheld Transceiver
Main Features ●UHF Full-Frequency Radio Frequency range: UHF 400.000-480.000MHz ●Digital and analog compatible Support DMR digital and analog two comm... Read more
SunSDR MB1 by Expert Electronics – Review and walk through
Here is a quick tour of the SunSDR MB1 by Expert Electronics. It’s an operator’s point of view and a simple walk through this great HF rad... Read more
Equipment
SPE Expert 2K-FA Linear Amplifier
SPE Expert 2K-FA Product Specifications The smallest in its class. Built-in Power supply and Automatic Antenna Tuner. Dimension: L 38, H 18.3, P 43 cm... Read more
LNR LD-5 Transceiver
LNR LD-5 Transceiver Specifications: CW/SSB with VOX Control Speed-adjustable AGC in values 1 to 20 DSP Filtering Incl. (CW FROM 0 TO... Read more
LDG RT-100 Remote Tuner
RT-100 LDG has announced the RT-100. The RT-100 is a 100 watt coax in / coax out remote tuner designed to be placed near the feedpoint of the antenna.... Read more
EMTRON DX-3SP – HF Amplifier ( 4.5Kw )
The “Big Gun” is getting even bigger, with the new DX-3SP! With over 4000 Watts CW and more then 4500 Watts SSB, this QRO muscle amp is... Read more
Palstar LA-1K – 1 kw LDMS Solid state amplifier
LA-1K 1 kw LDMS Solid state amplifier – coming soon! RF Sensing 1000 Watt Amplifier covering 160m to 6m bands with LCD touch-screen display to... Read more
News
New ICOM IC-PW2 HF Amplifier Reaction With Ray Novak N9JA
ICOM has announced the IC-PW2 HF + 6 meter 1 kw amplifier. Thanks Ray for hanging out with me to do a reaction video! Read more
How Coaxial Cable Improves Antenna Reception
Comparing RG58/U, RG8X, Hyperflex 5, Ultraflex 7, & Hyperflex 10 What’s the difference? Read more
Celebrating The MFJ 50th Anniversary
MFJ is having their 50th Anniversary. I will read a script about MFJ. Watch to learn new and interesting thing about MFJ Read more
Insertion Loss, A/B Amplifier Relay, Why It Is Called An RCA Phono Plug/Jack,
Jim W6LG YouTube Elmer shows how to measure insertion loss on a box he built with a relay inside to select one of two linear amplifiers. He uses a Nan... Read more
Germany: New Entry-Level license class ‘N’ on its way
DARC reports on the planned introduction of an entry-level amateur radio license, it will be limited to just 10w EIRP in the 144 and 430 MHz bands but... Read more
