<< There's nothing to stop you integrating a signal over days, except that the frequency stability and accuracy required (not the same thing) gets tighter and tighter. >> And, as Alberto pointed out,
<< Hi Rik, this message of yours was dated January 16th... look below. Either you have the wrong date set up on your PC, or your ISP seems not to be providing the best service it could... >> Alberto,
<< I definetely believe that late Peter Bobek, DJ8WL would have loved that pioneering achievement and would have recognized it as what it is: a great way on how to perform one of the silliest challen
<< They must be desperate for some sort of recognition even to the extent of bending the rules as they go along. >> Odd. I must have missed something. I don't recall the parties involved asking for a
<< There are just over 143 steps of 6.98 MilliHz in a single Hz, this will let us move in tighter for intercontinental work at 60 second bits and higher. We should be able to have between 7 and 10 st
<< my setup would only be on ssb with low power, and i think that with vfsk/dfcw using one second or less characters would give no problem. >> Agreed. It would probably work fine t
The problem with using a soundcard output to a mic input is not in the programming aspect, but is a question of efficiency and possibly power dissipation. Guys who key Class C, D, and E amplifiers ha
<< Allow me to quote from the book "Phase Locked Loops, Principle and Practice", McGraw Hill 1996, by P.V. Brennan University College, London. Page 22: "...As far as the control loop is concerned, it
Rye Gewalt writes: << I always thought that was a standard method of demodulating phase information....>> (and) [email protected] writes: << This approach may have applicability to detection of weak
<< What happens if you send a BPSK (instant phase switching) as reference signal to a PLL ? >> An interesting thought. (Apologies to everyone for the previous message which ended at this point. I was
<< But unfortunately, any clipping or AGC will distort the amplitude envelope, which in turn will re-introduce unwanted sidebands. >> This may be a matter of semantics, but clipping won't actually "r
<< So if one would send a 'rude BPSK' signal (as is created with an XOR gate) through a resonant LC-circuit you will get continuous phase shift at the output. The phase shift time will depend on the
<< We must not be trapped into thinking that bandwidths close to those used for QRSS are essential. >> An interesting thought. Spectrum usage depends on more than just the bandwidth of a signal, afte
<< There is also the danger of accidental execution in the browser. >> I always suspected I might expire while waiting for graphics-intensive pages to load, but this could represent a whole new dange
<< Apart from congratulating all concerned, I hope you meant the FCC. The Federal Aviation Authority might take a very long time dealing with a ham radio matter!! >> Oh, I don't know. The FAA conside
Now if only we could combine the ease of Argo with the best of Wolf....Wolargo? : ) >> Hmmm. Rather a long name, Steve. And, since the signal has a "growly" sound, it would go a long way toward makin