Re: [time-nuts] Counter Internal Oscillator Importance with ExternalReference?

2017-05-11 Thread Mattia Rizzi
Hi, >Like most counters, the 53230A has an ext-ref input. But it is horrible. And the ref output is even worse. I had similar issues using the internal ref. output of the Agilent 53230A (with OCXO option installed) connected to the Ext. ref input of the 33220A. The frequency synthtized by the

Re: [time-nuts] Counter Internal Oscillator Importance with ExternalReference?

2017-05-09 Thread Tom Knox
2017 9:03 AM To: Discussion of precise time and frequency measurement Subject: Re: [time-nuts] Counter Internal Oscillator Importance with ExternalReference? Hi Thomas, About the 53230A -- like many of us I figured there was no point in buying the expensive OCXO versions since I have plenty of good 10 MH

Re: [time-nuts] Counter Internal Oscillator Importance with ExternalReference?

2017-05-09 Thread Tom Van Baak
Hi Thomas, About the 53230A -- like many of us I figured there was no point in buying the expensive OCXO versions since I have plenty of good 10 MHz references around here. So years ago Keysight loaned me two of them for a month: one with, and one without OCXO. Like most counters, the 53230A