Re: [time-nuts] Some info on the ACAM TDC and a question to Brooks Shera's PI controller

2010-10-20 Thread Magnus Danielson
Dear Achim, On 10/20/2010 03:58 PM, Achim Vollhardt wrote: Dear Group, it might be of interest, that I have some measured data on the ACAM TDC-GP2 chip, which I am using for another project in our lab here. Single shot resolution of 54 ps rms was quickly achieved, which is close enough to the 5

Re: [time-nuts] Some info on the ACAM TDC and a question to Brooks Shera's PI controller

2010-10-20 Thread Achim Vollhardt
I(k) = (E(k)+E(k-1))*Ki*Ts/2 + I(k-1) P(k) + Kp*E(k) Sorry.. it must read of course: I(k) = (E(k)+E(k-1))*Ki*Ts/2 + I(k-1) P(k) = Kp*E(k) 73s Achim, DH2VA ___ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/

[time-nuts] Some info on the ACAM TDC and a question to Brooks Shera's PI controller

2010-10-20 Thread Achim Vollhardt
Dear Group, it might be of interest, that I have some measured data on the ACAM TDC-GP2 chip, which I am using for another project in our lab here. Single shot resolution of 54 ps rms was quickly achieved, which is close enough to the 50 ps quoted in the datasheet for me to believe it :) As I am