[time-nuts] Advice on 10 MHz isolation/distribution

Pete Rawson peterawson at earthlink.net
Sat Feb 20 02:50:51 UTC 2010


I would really like to have a copy of your test board for this effort.
I'm sure it will be a challenging layout. But it could be a very handy
piece of hardware. Supporting a PCA order would easy to do.

Pete Rawson

On Feb 19, 2010, at 6:17 PM, life speed wrote:

> If I can believe the simulation (a big if) the ADA4899-1 can provide 90 dB isolation at 10 MHz, rolling up to 70 dB at 100 MHz, when configured with a gain of +2
> The subcircuit model provided by ADI is useless for noise, unfortunately.  I guess I'll have to build and measure, which I don't mind doing.  Unless it turns out to be a waste of time, and I should have just used the transistor circuit.
> Clay
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