Recent Posts
QRPver-1 v.3 ONE band QRP transceiver
The transceiver is built on the scheme with a single superheterodyne frequency conversion and four Crystal quartz filter. The device is controlled by... Read more
RTL-SDR Dongle
RTL-SDR Dongle The RTL2832U chipset by Realtek, responsible for converting analog signal received by antenna into a digital form, is the same in ever... Read more
The K7RA Solar Update – 09/18/2015
Solar activity is perking up this week. Average daily solar flux rose from 85.3 last week to 97.3 this week (September 10-16). Over the same two week... Read more
ARRL CW Rookie Roundup Returns on December 21
“Recently licensed radio amateurs who have been working hard to improve their Morse code proficiency will have a great opportunity to put their... Read more
Win4K3 Suite Software for the Elecraft K3 and K-Line
Win4K3Suite is a windows control program for the Elecraft K3 and KX3 transceivers supporting all options such as the secondary receiver,... Read more
Goodbye Bright Flares, Hello Dark Hole: Solar Storm Forecast 01-31-2019
This week the Sun comes out of hibernation with a fast growing active region and a large coronal hole rotating into Earth view. Although the region (2... Read more
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