[time-nuts] Need a simple ID for some gear
Lux, James P
james.p.lux at jpl.nasa.gov
Fri Oct 3 13:19:29 UTC 2008
Ferrite circulator.
Black insert is ferrite
If one of the three ports is terminated, it¹s hooked up as an isolator.
Jim
On 10/3/08 1:43 AM, "d.seiter at comcast.net" <d.seiter at comcast.net> wrote:
> I don't know a whole bunch about microwave gear, so I need a little help. I
> came across a small box in a pile this evening and I don't have a clue what it
> is.
>
> It's a T construct, with SMAs at both ends of the horizontal. The vertical
> end looks like it's terminated to gnd. Internal construction in a plate which
> connects all three terminals. Above and below the plate is a ceramic triangle
> with a circular black insert. Each plate of the outer case has a circular
> magnet the same size as the black insert on the ceramic plates, on the
> external side, and there is a U shaped steel clamp which covers the entire
> assembly.
>
> This is probably a really easy question for some of you out there....what is
> it?
>
> I also came across some K&L filters from my time at Cylink, but the website
> gave me no joy. When the sample says S/N 1, I don't expect much... I suppose
> I could just feed a signal through them and see where the outputs occur....
> both series have 5787.5 embedded n the part number, so I'm thinking that's the
> center or cutoff frequency.
>
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