Yes I think your right Mal, Of course no one in there right mind would design something anyone could use , selective fading ? Gary and I observed that even 100 Hz qsy was enough to loose the signal o
Here is some further info for discussion on WSPR vs. OP. On 8/23/12 WD2XES and WD2XNS conducted a 'heads up' test of WSPR vs OP4 on 136 kHz. The test started at 2230Z on 8/23/12 (in daylight), contin
There does not seem to be much in it but overall maybe Opera has the advange because it is more easily generated by a simple old CW TX keyed on/off Meanwhile I will stick with CW or in some circumsta
Hello Jay and John, Thanks for the detailed, and carefully laid-out test. Very interesting reading. IMHO Opera was a bit over-hyped in the beginning, making claims which were not justified by *fair*
