[time-nuts] RF isolation amplifier question
k8yumdoober at gmail.com
Sun Oct 14 12:13:28 EDT 2018
What frequency(s) is this amplifier passing? And sinusoidal, squarewave,
On Sun, Oct 14, 2018 at 10:57 AM <cdelect at juno.com> wrote:
> I removed this amp from the EFOS2 Maser as it was intermittent.
> Of course now I can't get it to fail on the bench!
> I have fabricated a new PC board to replace it and have the components on
> Note the 12pfd cap on the collector .
> Some notes I have indicate is select at test and that is it a glass
> The as built unit has a johansen 50pf that looks to be an early version
> of surface mount with leads soldered on.
> How do I determine what value to install on the new amplifier?
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