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Photonic Test & Measurement Products

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Is Time Domain Extinction EDFA measurement personality offered for the 8614XB OSA?
Currently, Keysight offers optical amplifier gain and noise figure using the interpolated source subtraction (ISS) test method...

FAQ 2003-01-08

If I upgrade my 8614xB optical spectrum analyzer, can I go back?
It is possible to revert to an earlier firmware revision.

FAQ 2003-01-07

Where is the 2 MHz reference output derived from?
The 2 MHz reference output is derived from whichever timing source is being used to clock the transmit data.

FAQ 2002-12-02

What is the A1A2 BOUNDARY function for in the OVERHEAD SEQUENCE page?
This is to test the 6 framing bytes at the A1 A2 boundary in the section overhead.

FAQ 2002-12-02

If I connect more than one test instrument to the same signal, and then quickly disconnect and reconnect ...
This is not a realistic test of the instruments' ability to measure service disruption time.

FAQ 2002-12-02

How do I print from the 71501D jitter analyzer system?
The 71501D jitter analyzer system is part of the Modular Measurement System (MMS).

FAQ 2002-12-02

What is the stability of the BITS clock output?
The BITS clock out stability is defined by the transmitter clock selected by the user.

FAQ 2002-12-02

Are ALL features of the OmniBER 718 and 725 products included in the OmniBER OTN?
No. The OmniBER OTN has a feature set tailored for SONET/SDH and OTN applications up to 10G and at 10.71G.

FAQ 2002-12-02

Why is air-gapping not recommended for setting optical power levels?
Air gaps are effectively a discontinuity in the optical path.

FAQ 2002-12-02

What data does Frame Capture allow me to collect?
See the table below:

FAQ 2002-12-02

How do I set the HPIB/GPIB/ IEEE 488.2 address of the 71501D jitter analyzer system?
The 71501D is in the modular system family and consists of...

FAQ 2002-12-02

What is the average overhead time after a single sweep completed?
Give 1000ms + Sweep Time delay for a single sweep (sweep time is less than 2000ms).

FAQ 2002-12-02

What's the difference between the W32 and W34 warranty options?
W34 provides calibration data before and after calibration. W32 provides only post calibration data.

FAQ 2002-12-02

Will the optical connectors be interchangeable like OmniBER?
Yes. The field interchangeable connectors will be the same type as used on SpectralBER 10G.

FAQ 2002-12-02

Why is there shift in the Optical Output wavelength (approx. 0.2 nm) when I apply modulation to the 83433A?
The shift in wavelength of the 83433A is due to a laser eye safety switch which alters the laser bias current to lower the output power by 3 to 5 dB. This was added to...

FAQ 2002-12-02

If I have the internal wavelength calibrator of the 86140 OSA family, do I need my own source for calibration?
The internal wavelength calibrator of the 86140 will give you improved wavelength accuracy around 1550nm, or the C band.

FAQ 2002-12-02

Can the E4547A Wander Analysis Software be used with the OmniBER 725?
No. The OmniBER 725 firmware at present does not support the E4547A wander analysis software.

FAQ 2002-12-02

How can I avoid corrupting databases?
There are several actions that can be taken which will help to avoid database corruption

FAQ 2002-12-02

What do I give up when I turn the wavelength limits off on the 86140 OSA family?
When you turn off the wavelength limits on the optical spectrum analyzer, you are allowed to select wavelengths out of the calibrated region.

FAQ 2002-12-02

How do I print from the 86140 optical spectrum analyzer family?
The 86140 family has a built-in thermal printer as well as a Centronics (parallel) port on the back.

FAQ 2002-12-02

Will round trip delay be supported on North American payloads?
Yes, it will be supported at all E-Carrier and T-Carrier rates.

FAQ 2002-12-02

Does the SONET/SDH service disruption measurement come as standard with the OmniBER OTN?
Yes.

FAQ 2002-12-02

Is there a command for a query sweep completed or not?
Yes, status byte request has been implemented and available on firmware version B.04.02 and higher.

FAQ 2002-12-02

Does the PDH option need to be ordered to get PDH Mappings?
No. All standard mappings (including concatenated) are part of the OmniBER OTN SONET/ SDH feature set.

FAQ 2002-12-02

How do I supply +15 volts to the 83440?
This depends on the instruments that the 83440 will be used with. Here are some general cases...

FAQ 2002-12-02

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