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Yokogawa

AQ6375 "LONG-WAVE" Optical Spectrum Analyzer High-precision ultra-DWDM signal analysis

 
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Yokogawa AQ6375 "LONG-WAVE" Optical Spectrum Analyzer High-precision ultra-DWDM signal analysis
 
  Characteristics:  
 
 
  • Long wavelength measurement capability
Long Wavelength 1200 nm to 2400 nm. The AQ6375 covers not only telecommunication wavelengths,but also the long wavelength region which is used for environmental sensing, medical, and industrial material applications.
  • High Sensitivity +20 dBm to -70 dBm
The AQ6375 can measure optical power as low as -70 dBm, which enables measurements of low power sources or low power output of a device under test. Measurement sensitivity can be chosen from seven categories according to test applications and measurement speed requirements.
  • High Resolution & Wide Dynamic Range
The AQ6375 uses a double-pass monochromator structure to achieve high wavelength resolution (0.05 nm) and wide close-in dynamic range (55 dB). Thus, closely allocated signals and noise can be separately measured.
  • High speed measurement
High Speed Sweep With proprietary sweep technique the AQ6375 achieves a much faster sweep speed than conventional measurement systems which use a monochromator. Max. sweep time is only 0.5 sec. in 100 nm span. Fast Command Processing and Data Transfer Applying a fast microprocessor, the AQ6375 achieves very fast command processing speed and Ethernet provides up to 100 times faster data transfer speed than the GP-IB.
  • Free-Space Optical Input
Applicable fiber: SMF and MMF The AQ6375 uses a free space input structure, not having an optical fiber inside the monochromator, that can handle multimode fibers. The free space input is also beneficial for measurement repeatability.
  • Built-in Calibrator

The AQ6375 comes with the built-in calibrator for wavelength calibration and optical alignment adjustment of the monochromator in order to maintain accurate measurements. The calibration and adjustment are automatically performed and completed within a couple of minutes.

Wavelength Calibration Calibrates with the designate absorption line of Acetylene gas.

Optical Alignment Adjustment Corrects mechanical movements inside the monochromator caused by shock and vibration.
  • Remote operation (GP-IB, RS-232, Ethernet)
  • USB for mouse, keyboard, and memory
 
  Applications:  
 
 
  • Lasers
  • Passive optical devices
  • Optical fiber
  • For Gas sensing
  • Medical
  • Free-space communications
  • Optical fiber communications
 
 
  Product Description:  
 

space

The AQ6375 is the first bench-top optical spectrum analyzer covering the long wavelength over 2 μm.
It is designed for researchers and engineers who have been struggling with inadequate test equipment to measure in these long wavelength ranges.
The AQ6375 achieves high speed measurements with high accuracy, resolution and sensitivity in a compact frame,. The AQ6375 provides full analysis features and a built-in calibrator; troublesome calibration steps and the development of external analysis software is no longer required.
Those features are indispensable to research, development, and manufacturing of optical devices in the wavelength range from telecom band to 2 μm.

 
 
  General Information:  
 
 
|||||||| Click here for Standard Functions
 
nm / THz / cm-1
Multiple choices of x-axis indication.
Various Analysis Functions
Thirteen types of built-in analysis functions are available for popular applications. The analysis can be automatically performd and provide results. The functions include: Spectral width, Notch, SMSR, DFBLD, OSNR, EDFA, Filter, and more.
7 Traces & Calibration Functions
Traces The AQ6375 has seven individual traces for measurement data. Some traces can be used for calculations (subtraction between traces), max/min hold, averaging, etc.
Easy Operation
Intuitive Operation
The AQ6375 inherits our intuitive front panel design from our conventional models for proven easy use and operation.
Mouse and Keyboard Operation
You can easily operate the AQ6375 with only a mouse instead of the front panel keys. The keyboard is useful for entering labels and file names. The front panel key menu appears when right-clicking the mouse.
Trace Zoom Capability
Trace zoom makes it possible to change display conditions, such as center wavelength and span, by clicking and dragging the mouse to select the designated area to enlarge.
Overview Window
Once the trace is zoomed in, the overview window appears and shows the entire trace. By dragging the zoomed area border in this window with the mouse, the display area in the main trace window can be modified.
USB & Internal Data Storage
USB Storage
The AQ6375 has two USB 1.1 compatible interfaces that support large size removable memory devices such as Flash ROM and hard disk drives (HDD).
Large Internal HDD Storage
The internal storage can save test setups, waveforms, analysis results, and macro program files. It is large enough to save more than five thousand traces.
Thumbnail File Preview
The Thumbnail file preview function makes it easy to find a particular file out of thousands of files in internal and external storage.
 
 
|||||||| Click here for Standard Features
Building Automated Test Systems
The AQ6375 is equipped with GP-IB, RS-232, and Ethernet (10/100Base-T) interfaces to be connected with an external PC for remote access and building an automated test system. Macro Program is a useful built-in function for making a simple auto test program.
Compatible with SCPI
The standard remote commands of the AQ6375 are compatible with SCPI, which is an ASCII text based standard code and format that conforms to IEEE- 488.2.
AQ6317 Emulation Mode
The AQ6375 supports private remote programming codes of Yokogawa's best selling AQ6317 series for users to easily upgrade from their current automated test environment. (Note. some commands may not be compatible due to changes in specifications and functions.)
Macro Programming
Macro programming enables user to easily create test procedures by recording the user’s actual key strokes and parameter selections. An external PC is not required because the macro program can also control external equipment through the remote interfaces.
AQ6375 Viewer
Emulation and Remote Control Software (Optional)
Software AQ6375Viewer is PC application software designed to work with Yokogawa’s AQ6375 Optical Spectrum Analyzer.
Emulation
The software has exactly the same user interface and functions as the AQ6375 so that you can easily display and analyze waveform data.
Remote Control
\Allows to control AQ6375 from anywhere on the Ethernet network. Because of fast data transfer speed of Ethernet, measurement data can be updated in real time. Note. the data update speed varies depending on network performance and conditions.
 
|||||||| Click here for General Specifications
AQ6375 Spectrum Analyzer
 
Applicable fiber SM (9.5/125 μm),
GI (50/125 μm, 62.5/125 μm)
Measurement wavelength range 1) 1200 to 2400 nm
Span1) 0.5 nm to full range and zero span
Wavelength accuracy 1), 2), 3) ±0.05 nm (1520 to 1580 nm)
±0.1 nm (1580 to 1620 nm)
±0.5 nm (Full range)
Wavelength repeatability 1), 2) ±0.015 nm (1 min.)
Measurement data point 101 to 50001
Wavelength resolution setting 1), 2) 0.05, 0.1, 0.2, 0.5, 1.0 and 2.0 nm
Level sensitivity setting 10) NORM_HOLD, NORM_AUTO, NORMAL,
MID, HIGH1, HIGH2 and HIGH3
Level sensitivity 2), 4), 5), 7) (Sensitivity: HIGH3)
-62 dBm (1300 to 1500 nm)
-67 dBm (1500 to 1800 nm, 2200 to 2400 nm)
-70 dBm (1800 to 2200 nm)
Level accuracy 2), 4), 5), 6) ±1.0 dB (1550 nm, input level: -20 dBm,
sensitivity: MID, HIGH1, HIGH2, or HIGH3)
Level linearity 2), 4) ±0.05 dB (Input level: -30 to +10 dBm,
sensitivity: HIGH1, HIGH2 or HIGH3)
Maximum input power 2), 4) +20 dBm (Per channel, full span)
Safe max. input power 2), 4) +25 dBm (Total safe power)
Close-in dynamic range
1,) 2), 9)
45 dB (Peak ±0.4 nm, 1523 nm, resolution 0.05 nm)
55 dB (Peak ±0.8 nm, 1523 nm, resolution 0.05 nm)
Polarization dependency 2), 4), 6) ±0.1 dB (1550 nm)
Sweep time 1), 7), 8) NORM AUTO: 0.5 sec, NORMAL: 1 sec,
MID: 10 sec, HIGH1: 20 sec
Data Storage
Internal memory 64 Traces, 64 programs, 3 template lines
Internal storage Max. 128 MByte
External USB storage (memory/HDD),
FAT32 format
File type CSV(text)/Binary, BMP/TIFF
Interface
Remote control GP-IB, RS-232 and Ethernet (TCP/IP) AQ6317 series compliant commands (IEEE488.1) and IEEE488.2 full support
Category GP-IB 2 (standard/controller), RS-232, Ethernet, USB1.1 2, PS/2 (keyboard), SVGA output, Analog output port, Trigger input port, Trigger output port
Optical connector Optical input port (free-space): AQ9447 (*) connector adapter required Calibration output port (physical contact): AQ9441 (*) connector adapter required
 
Printer
Built-in high-speed thermal printer (Factory option)
Display 12) 10.4-inch color LCD (Resolution: 800 600)
Power requirement
100 to 240 VAC, 50/60 Hz, approx. 150 VA
Environmental conditions Operating temperature: +5 to +35°C
Storage temperature: -10 to +50°C
Humidity: 80 %RH or less (no condensation)
Dimensions and mass 11) Approx. 426 (W) 221 (H) 459 (D) mm,
Approx. 27 kg (without printer option)

Note:

  1. Horizontal scale: wavelength display mode
  2. At 23±5°C, with 9.5/125 μm single mode fiber, after 2 hours of warm-up, after optical
    alignment with built-in reference light source
  3. After wavelength calibration with built-in reference light source, sampling interval: 0.003 nm or
    less, sensitivity: MID, HIGH1, HIGH2, or HIGH3
  4. Vertical scale: absolute power display mode, resolution setting: 0.1 nm or greater
  5. With 9.5/125 μm single mode fiber (B1.1 type defined on IEC60793-2, PC polished, mode
    field diameter: 9.5 μm, NA: 0.104 to 0.107)
  6. Temperature condition changes to 23±3°C for resolution 0.1 nm
  7. Pulse light measurement mode: OFF, TLS sync sweep: OFF
  8. Span: 100 nm or less, sampling point: 1001, number of average: 1
  9. Sensitivity: HIGH 1, HIGH2, or HIGH3
  10. Automatically goes to CHOP mode when HIGH1, HIGH2, or HIGH3 is selected
  11. Excluding protector and handle
  12. Liquid crystal display may include few defective pixels (within 0.002 % with respect to the total number of pixels including RGB). There may be few pixels on the liquid crystal display that do not emit all the time or remains ON all the time. Note that these are not malfunctions.
 
|||||||| Click here for Functions
AQ6375 Functions
 
Automatic measurement
Macro program function
(64 programs, 200 steps)
Setting of measuring
conditions
  • Averaging number setting (1 to 999 times)
  • Automatic measuring condition setting
  • Sweep between line markers
  • Zero span sweep (0 nm span)
  • Automatic measurement data point setting
  • Pulse light measurement
  • External trigger measurement
  • Sweep trigger
  • Sweep status output
  • Analog output
  • TLS synchronized sweep
  • Air/vacuum wavelength measurement
  • Pass/Fail judgment with template
Display
  • Level scale (0.1 to 10 dB/div. and linear)
  • Vertical sub scale (0.1 to 10 dB/div. and linear)
  • Reference level and position
  • Vertical division number (8, 10 or 12)
  • Horizontal scale: wavelength (nm)/ wave
    number (cm-1)/ frequency (THz)
  • Horizontal scale zoom in/out
  • Measurement condition display
  • Noise mask
  • Data table
  • Label
  • Split display
  • Power spectral density (dB/nm) display,
    dB/km display, % display
  • Template display
Traces
  • 7 independent traces
  • Write/Fix, Display/Blank setting
  • Max./Min. hold
  • Calculation between traces
  • Roll (Sweep) averaging (2 to 100 times)
  • Normalize
  • Curve fit/Peak curve fit/Marker curve fit
  • Trace copy/ clear function
Marker/Search
  • Marker: Delta marker (Max. 1024),
    Vertical/Horizontal line marker
  • Search: Peak, Next peak, Bottom, Next
    bottom, Auto, Search between horizontal
    line markers, Search in the zooming area
Analysis
  • Spectral width (threshold, envelope, RMS,Peak RMS, notch)
  • WDM (OSNR) analysis
  • EDFA-NF analysis
  • Filter peak/bottom analysis
  • WDM filter peak/bottom analysis
  • DFB-LD/ FP-LD/ LED analysis
  • SMSR analysis
  • Power analysis
  • PMD analysis
  • Pass/Fail judgment with template
  • Auto analysis
  • Analysis between horizontal line
Other
  • Optical alignment function with built-in
    light source
  • Wavelength calibration function
 
   
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  pdf_pic Downloads: Specifications  
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