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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

Do the 8166xA DFB Laser Sources have optical isolators on the output?
Each 8166xA DFB Laser Source has an optical isolator on the output.

FAQ 2011-07-06

Can I use the 815xxA Series optical heads with the 81618A / 81619A interface modules?
The 815xxA Optical Heads can NOT be used with the 81618A/81619A interface modules.

FAQ 2011-07-06

What accessories should I order with the 8165XA FP Laser?
An 816x mainframe is required to operate a FP Laser. Additionally, a connector adapter ...

FAQ 2011-07-06

Will the 8163x optical power sensor modules operate with both SM and MM fiber?
Yes, you can use the optical power sensors with both single mode (SM) and multimode (MM) fiber.

FAQ 2011-07-06

What accessories should I order with the 8161xA Optical Return Loss Modules?
The following accessories are recommended for use with the 8161xA Optical Return Loss Modules.

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

Does Keysight still offer analog outputs for the 8163x optical power sensor modules?
Keysight Technologies offers several different optical power sensors:

FAQ 2011-07-06

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

I just received my new 816x module and the mainframe does not recognize the module. What should I do?
The mainframe firmware must be at least the same revision number as the module.

FAQ 2011-07-05

Can I use the newer 816xx modules in the older 8153A mainframe?
The new 816xx modules will NOT operate in the older 8153A mainframe.

FAQ 2011-07-05

Does Keysight Technologies offer analog outputs for the optical heads?
Keysight Technologies offers several different optical heads:

FAQ 2011-07-05

Can I use the 816xx series modules in any of the 816x mainframes?
The compact modules will operate in any of the 816X mainframes. However, the large slot tunable ...

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

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

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

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

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

Can I use both PC and APC connectors with the optical heads?
Yes, you can use both straight (PC) and angled (APC) fiber with the Keysight Technologies optical heads.

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

Can I use the 815xx Modules with the newer 816x mainframes? What are the trade-offs?
The 815xx modules will operate in the 8163 and 8164 mainframe, but NOT in the 8166 mainframe.

FAQ 2011-07-05

How is the 8169A different from the 11896A polarization controller?
The 8169A Provides polarization synthesis relative to a built-in linear polarizer.

FAQ 2011-07-05

Does the parameters 'averaging time' and 'speed' influence the power control loop of the 81566A/67A?
The user selected averaging time is effective for all internal power measurements...

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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