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Electronic Measurement

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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

How do I interpret the binary data which is retrieved over the GPIB from the Stability/Logging application?
The data has the following format ...

FAQ 2011-07-05

Is the 8156xA suitable for Cable TV applications?
The angled connector versions 81561A and 81567A avoid irritating interference effects.

FAQ 2011-07-05

When upgrading my 816xB mainframe using ATTools, my computer reports "Cannot initialize serial port ...
A background task, such as hot synchronization, may be using the serial port.

FAQ 2011-07-05

Is there an electrical extender cable available for the 8162xA/B optical heads?
The model number of this cable, with a length of 4 meters, is 81624CE.

FAQ 2011-07-05

Will the optical heads operate with both SM and MM fiber?
Yes, you can operate the Keysight Technologies optical heads with both single mode and multimode fiber.

FAQ 2011-07-05

Why can't I acquire the license key?
To rely on the CPU- ID remove the network-card before installing the PFL.

FAQ 2011-07-05

Will the 8164A mainframe print in color?
The 8164A will not print in color to an external printer.

FAQ 2011-07-05

Is there an electrical extender cable for the 815xx series optical heads?
An electrical extender cable was available. However, we do no longer manufacture it.

FAQ 2011-07-05

What happens if the power unit is changed from dBm to Watt or vice versa?
All dependent parameters are automatically converted accordingly so all features remain fully functional.

FAQ 2011-07-05

What is the difference between the 8162xA and the 8162xB optical heads?
The main difference is the 8162xB models (except the 81625B) offer an analog output, the 8162xA's do not.

FAQ 2011-07-05

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 can't I install the license key from my PFL CD-ROM?
If you have PFL version 1.0.3 the installation process is described on the CD-ROM (PFL README.pdf).

FAQ 2011-07-05

What kind of power sensor is used in the 81566A/67A?
The 81566A/67A uses an InGaAs photodiode, similar to Keysight's 81632A power sensor module.

FAQ 2011-07-05

What is the difference between the FETCH and the READ command to get the data from the power modules?
The FETCH and READ command will both acquire a power reading from the mainframe.

FAQ 2011-07-05

Why would I want to use the analog output on the front of the optical head?
The analog output provides a voltage (0-2V) proportional to the optical power in a given range ...

FAQ 2011-07-05

Is the power control loop of the 81566A/67A also working for signal packets?
Yes, the averaging time of the 81566A/67A has to be adjusted to a time significantly longer than ...

FAQ 2011-07-05

What is the calibration cycle for the 816x mainframes?
The 816x mainframes do not require calibration.

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

Why can't I obtain my computer's fingerprint ID?
For the fingerprinting or licensing tools to work correctly, a network card, the appropriate driver and ...

FAQ 2011-07-05

How large is the optical head detector area?
All optical heads from Keysight Technologies use large area detectors.

FAQ 2011-07-05

What is the calibration cycle for the DFB Laser sources?
The calibration cycle for the 8166xA DFB laser sources is 24 months.

FAQ 2011-07-05

What is the difference between the (for pay) photonic library and the (free) PNP drivers?
See long answer.

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

Is there a replacement product for the E5574A Optical Loss Analyzer?
Please contact your Keysight representative to discuss a configuration for your particular application.

FAQ 2011-07-05

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