Joseph Gwinn wrote: > I may need a Dual Mixer Time Difference (DMTD) instrument, to measure > picosecond changes in electrical length in a coax plus amplifier time > reference signal distribution system with total delays in the hundreds > of nanoseconds, currently operating at 10 MHz (sinewave), but with 100 > MHz likely at some future date. > > What DMTD instruments are commercially available? A google search was > not successful - all noise no detectable signal, probably because DMTD > instruments are not that common, and many people build their own. > > Thanks, > > Joe Gwinn
Take one of the "better" GS DSO's that have high storage depth. Read the shots from the DSO and do all further processing in software? uwe _______________________________________________ questions mailing list questions@lists.ntp.org https://lists.ntp.org/mailman/listinfo/questions