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Electronic Measurement

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What are the differences between the 81610A and the 81611/12/13/14A Optical Return Loss Modules?
The 81610A does NOT have an internal source, while the 81611/12/13/14A all do.

FAQ 2011-07-06

How can I read the responsivity data of my 8163x optical power sensor module, optical head, and ...
To read out the responsivity data of your optical power sensor module, optical head or attenuator ...

FAQ 2011-07-06

How do I calibrate the 81534A Return Loss Module with the 81610CC Reference Cable?
A patchcord between the output of Return Loss Module and 81610CC reference cable has to be used..

FAQ 2011-07-06

Do the large slot and compact tunable laser sources have optical isolators on the output?
Yes, all of the TLS's have optical isolators on the output.

FAQ 2011-07-06

Does Keysight offer a bare fiber adapter?
Yes, Keysight has three options for adapting bare fiber.

FAQ 2011-07-06

What accessories should I order with the 816XX Tunable Laser Sources?
See long answer.

FAQ 2011-07-06

What is the difference between the 8163xA and the 8163xB power sensors?
The 8163xA optical power sensors did not have an analog output available.

FAQ 2011-07-06

How can T-Value be defined?
The T-value can be described as the effective return loss of a system, with all internal parasitic reflections ...

FAQ 2011-07-06

What are the differences between 81640A/80A/42A/82A high performance vs. 81689A compact TLS?
There are a lot of differences between the larger TLS and the smaller one.

FAQ 2011-07-06

Do you have any specifications and a picture of the 81618A, 81619A interface modules?
Keysight Technologies does not publish specifications for the 81618A/19A interface modules.

FAQ 2011-07-06

What is the minimum attenuation step on the 8156A?
The 8156A has an attenuation range of 60 dB with a minimum step size of 0.001 dB.

FAQ 2011-07-06

Can I connect angled to flat or straight or visa versa?
No, generally neither connection of different connector types (straight vs. angled) can be done.

FAQ 2011-07-06

What is the difference between the optical inputs on the different 8163x optical power sensor modules?
The 81632x/ 81635x have straight fiber on the input. The 1633x/81634x have a recessed lens on the input.

FAQ 2011-07-06

How do I upgrade the firmware for large slot tunable lasers in the 8164 mainframe?
You can upgrade the 816xx full size tunable lasers firmware via GPIB, via floppy disks or ...

FAQ 2011-07-06

What is the rack mount kit for the 8156A optical attenuator?
Below is a list of possible rack mount part numbers for the 8156A.

FAQ 2011-07-06

What are the rack mount kit part numbers for the 816x Mainframes?
Below is a list of the rack mount part numbers for the 816x Mainframes.

FAQ 2011-07-06

Can the output power on the 8166xA DFB source be adjusted?
The maximum output power on the sources can be attenuated up to 6.0 dB, in 0.1 dB steps.

FAQ 2011-07-06

Should I use a Germanium (Ge) or a Indium Gallium Arsenide (InGaAs) optical head?
An important difference between Ge and InGaAs is the shape of the spectral responsivity curves.

FAQ 2011-07-05

Why should I use an optical head for optical power measurements?
Use heads for bare fiber, open beam, highly accurate absolute power or high power measurements.

FAQ 2011-07-05

What accessories should I order with my 8169A?
The 8169A two requires fiber connector adapters depending upon what option is ordered:

FAQ 2011-07-05

I need to operate four compact modules. Can I use the 8164 mainframe without a large slot tunable laser?
Yes, the 8164 mainframe can operate without a large slot tunable laser (81640A/642A/680A/682A/81480A).

FAQ 2011-07-05

What is the calibration cycle for the interface modules?
The 81618A/81619A interface modules do not require calibration.

FAQ 2011-07-05

What is the calibration cycle for the 8161x Optical Return Loss Module?
The 8161X Optical Return Loss Modules have a 24 month calibration cycle.

FAQ 2011-07-05

What is the noise floor of the power sensor in the 81566A/67A?
The noise floor of the power sensor in the 81566A/67A is 20 pW.

FAQ 2011-07-05

What is the rack mount kit for the 8169A polarization controller?
Below is a list of rack mount part numbers for the 8169A. Note that the 8169A is a full width mainframe.

FAQ 2011-07-05

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