Hi Stéphane, have you read W. Riley's paper on a DMTD system? http://www.wriley.com/A%20Small%20DMTD%20System.pdf
Cheers, Adrian Stéphane Rey schrieb: > Hi guys. > > After several experiments I could discover that the "bad" ADEV from the two > GPSDO DUT are due to GPS lock losses. This is probably because the antenna is > outside the windows but half the sky is hidden. We can see the on the > frequency plot the sharp change of 0.5Hz and the locking. Good point. > > I'm now trying to evaluate various architectures of 2-channels squarers and a > DMDT. For that I'm designing a PCB with 4 squarers : simple 74ac04 gate > biased at VCC/2, a LT1016 comparator, the transistor based differential > amplifier from Winzel and the one from Charles. I will add two balanced > mixers (minicircuits), IF filters and amplifiers. > Does anyone has an idea of what I could add for this evaluation ? > > Cheers > Stephane > snip _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
