> I am constructing a phase meter to monitor the phase creep of clocks. > It consists of a BCD counter counting say microseconds that has its > count strobed into a latch by a pulse from the clock. The Latch drives > a DAC which drives a pen recorder and an analogue data logger. Now I > am familiar with R - 2R networks, and that method is used on each > decade but the resistors that combine the decades in a 10:1 ratio are > the problem. ...
Why are you using a BCD counter? If you want it to drive a display, consider adding a binary counter in parallel with the BCD counter. -- These are my opinions, not necessarily my employer's. I hate spam. _______________________________________________ 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.
