Archive for tag: qrpp

On properly operating a WSPR station…

January 25, 2010 | Amateur Radio | By: Mark VandeWettering

Anyone who is subscribed to the QRP-L has likely been subjected to a long string of complaints against WSPR in the past week or so. This began with a generic complaint against a “consistent carrier” on 7.040. This rapidly decayed into a long series of rants against WSPR. Since I’m rather more fond of WSPR […]


February 1, 2009 | Amateur Radio | By: Mark VandeWettering

Yesterday, I recorded a couple of hours of signals off of 30m, and ran them through my homegrown spectrogram code for fun. I found the following FSK CW signal (click on it to get it larger): (The blank regions are the two minute intervals where I am sending a WSPR beacon message.) With a bit […]

Atlanticon Kit – It’s a Snap!

January 11, 2009 | Amateur Radio | By: Mark VandeWettering

More digging around for information about the RF probe, I found this link to the NJQRP’s presentation at Atlanticon 2000. It’s a cute little QRPP rig built Manhattan style, and includes a discussions of the RF probe setup to measure it’s output. Neat. Atlanticon Kit – It’s a Snap!.