A Comparison between the rtl-sdr and sdrplay across different frequencies and settings. Measuring the signal to noise ratio and graphing results.     Read more

KX3 Transceiver Reviewed by Joel R. Hallas, W1ZR QST Technical Editor w1zr@arrl.org The Elecraft KX3 is a nominal 10 W HF and 6 meter transceiver intended primarily for portable use. With its internal battery compartment and available miniature keyer paddles, it is ready to go from a campsite or picnic table with just the addition […] Read more

KN-Q7A SSB 20m QRP Are you tired of building pixie kits, rockmites, and other entry levelham radio transceivers that just end up sitting on the shelf or junk box in your ham shack collecting dust? Take your kit building up a notch with the KN-Q7A SSB Transceiver from CRKITS, and build a radio that you […] Read more

Tested at night on 40m with QRM from BC stations. All controls set equal. Identical speakers. Antenna switched A/B. Keep in mind that I can fiddle with settings and make both rigs sound almost identical so this doesn’t really prove anything. A/B switch between the IC-7300 and K3S with all controls set flat, stock and […] Read more

Icom IC-7300 Transceiver A detailed look at Icom’s Innovative IC-7300 Transceiver. Complete review of most features and operation plus your questions answered. Recorded live at AmateurLogic Studios March 17th, 2016. Read more

It is often necessary to know how to measure current using a multimeter. Current measurements are easy to make, but they are done in a slightly different way to the way in which voltage and other measurements are made. However current measurements often need to be made to find out whether a circuit is operating […] Read more

Hear a comparison of the Icom IC-7300 vs Yaesu FT-991 on 80m SSB.   Read more

When people consider upgrading from the RTL-SDR, there are three mid priced software defined radios that come to most peoples minds: The Airspy, the SDRplay RSP and the HackRF.  These three are all in the price range of $150 to $300 USD. In this post we will review the three units and compare them against […] Read more

Icom IC-7300 by AB4BJ “I have been having a great time at Orlando Hamcation that this year features the ARRL National Convention.  One of the highlights was getting a first hand look at the brand newIcom IC-7300.  Icom had a demonstration model on display that was shipped from Japan just for this show.  As far as I know, […] Read more