The 2N5179 has high base spreading resistance (decreases isolation).
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Rick Karlquist
N6RK
On 2022-07-06 12:18, ed breya via time-nuts wrote:
> My favorite VHF Q is the good old 2N5179 or similar, but it appears you want
> something in surface mount, and not obsolete. I'm not familiar with
He lost me when he started talking about quartz clocks utilizing
Schmidtt triggers. Never heard of that before and I'm going on
50 years of designing oscillators.
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Rick Karlquist
N6RK
On 2021-09-07 11:08, Mike Feher wrote:
> I believe the macroscopic concept of entropy is applicable to
Before attempting to help you, it would be useful if you could give us
more details as to what you are trying to accomplish with the E5500.
The E5500 is primarily positioned as a RESIDUAL phase noise analyzer.
The fact that you are talking about the PLL feature implies that you are
not measuring
