Ed Palmer skrev: > I see that on many counters (e.g. SR620, HP 5370, HP 5372) the external > frequency standard input has an impedance of 1Kohm. Why such a high > value? Are they implying that it's acceptable to daisy-chain a single > reference to multiple devices like an old 10Base2 ethernet network?
You can do that. If you have a larger setup you can avoid a distribution amplifier, but having one provides you with the isolation that hubs to for basically the same reason. > Should such a link be terminated in 50 ohms like a 10Base2 network? Yes. Cheers, Magnus _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
