[time-nuts] Performance verification for time counters
tshoppa at gmail.com
Wed Nov 29 21:08:48 EST 2017
At that low a frequency aren’t you actually testing the temperature and time stability of the gain controlling components?
> On Nov 29, 2017, at 9:04 PM, jimlux <jimlux at earthlink.net> wrote:
>> On 11/29/17 5:53 PM, Bob kb8tq wrote:
>>> On Nov 29, 2017, at 8:41 PM, jimlux <jimlux at earthlink.net> wrote:
>>> On 11/29/17 3:41 PM, Bob kb8tq wrote:
>>>> Needless to say *demonstrating* this 0.001 db sort of gain flatness on a repeater
>>>> out to crazy low frequencies is a bit involved. It *is* a great gig if you happen to be
>>>> a consultant …
>>> demonstrating 0.001 dB (or would that really be 0.1 mB or 100 microBels) precision in *any* application is a bit involved. That's 0.03%
>> Yup, now do it at some silly low frequency ( 0.(some number of zeros)1 Hz …. great way to waste a lot of time.
> That's a volt meter....
> It's the "do it at 1 Hz and 10 MHz and every 1 Hz in between" that is the challenge.
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