A WATCH for G1 (Minor) geomagnetic storms has been issued for 23 April 2016 due to the anticipated influence of a positive polarity coronal hole high speed.
Source´s: https://solarmonitor.org and
ichard Chapman KC4IFB published an article in the Sep/Oct 2009 QEX magazine(subscription required) for constructing an Iambic Keyer on the Arduino platform. I downloaded his code from the QEX web site (ARRL membership required) and f... Read more
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