Ando AQ6331 1200-1700nm Optical Spectrum Analyzer

Ando AQ6331 1200-1700nm Optical Spectrum Analyzer,An optical spectrum analyzer designed for precise testing within the 1200 to 1700nm range. It delivers high dynamic range, narrow resolution bandwidth, and fast scanning performance. Used for DWDM component analysis, optical device evaluation, and research applications in fiber optics.

Model
Ando AQ6331
Calibration
Available on request
Price
$6,779
Status
In stock
RFQ ref
AQ6331
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This unit

The Ando AQ6331 is a portable optical spectrum analyzer engineered for high-precision wavelength and optical power measurement across the 1200–1700 nm band. Delivering performance comparable to benchtop instruments, the AQ6331 combines compact, lightweight construction with advanced spectral analysis capabilities. It is purpose-built for telecommunications, fiber manufacturing, and component development environments - particularly suited to DWDM system validation, field installation, and maintenance workflows.


Technical Specifications

Wavelength Measurement

  • Wavelength range: 1200 to 1700 nm

  • Wavelength accuracy: ±0.02 nm (1520–1580 nm), ±0.05 nm (1580–1620 nm), ±0.3 nm (1200–1700 nm)

  • Wavelength linearity: ±0.01 nm (1520–1580 nm), ±0.02 nm (1580–1620 nm)

  • Wavelength reproducibility: ±0.005 nm (1 min.)

  • Wavelength resolution: 0.05 nm minimum; 50.0 pm

  • Resolution accuracy: <5% (0.2 nm resolution setting) Optical Power Measurement

  • Level accuracy: ±0.3 dB typ. (1550 nm, 1600 nm); ±0.1 dB (1520–1580 nm); ±0.2 dB (1520–1620 nm)

  • Level linearity: ±0.05 dB (0 to −50 dBm input, HIGH 1–3 sensitivity)

  • Level reproducibility: ±0.02 dB (1550 nm, 1600 nm)

  • Dynamic range: 55 dB or more (1523 nm, peak: ±0.4 nm, 0.05 nm resolution); 40 dB or more (±0.2 nm peak, 0.05 nm resolution)

  • High power measurement: up to +20 dBm

  • Polarization dependency: ±0.05 dB (1550 nm, 1600 nm)

  • Return loss: 30 dB typ. (1550 nm, 1600 nm) Performance

  • Sweep time: ~0.5 sec.

  • Applicable fiber: Single-mode fiber (10/125 µm)


Key Features



  • Internal wavelength calibration via built-in reference light source; no external fiber connection required

  • DWDM measurement capability: 50 GHz and 100 GHz channel spacing

  • Triple-trace display with reference/measurement waveform comparison

  • Analysis functions: WDM, EDFA, PMD, SMSR, peak/bottom search, spectral width, notch-width, delta-marker, line marker

  • Long-term channel peak monitoring for temporal spectral analysis

  • User programming for preconfigured measurement conditions and automated processes

  • Built-in printer


Typical Applications



  • DWDM system deployment and commissioning

  • Dense wavelength division multiplexing network testing

  • Optical device and component characterization

  • Field maintenance and troubleshooting

  • Research and development


Compatibility & Integration Connects via single-mode fiber (10/125 µm) interfaces. Automated internal calibration eliminates external reference dependencies.

Specifications

ParameterValue
Power Range (dBm)0 to +20 dBm (measurement level range) | Wavelength Range: 1200 to 1700 nm

Frequently Asked Questions

What wavelength range and power measurement capability does the Ando AQ6331 cover?
The AQ6331 operates across the 1200 to 1700 nm wavelength range, making it ideal for C-band and L-band DWDM component testing, optical device characterization, and fiber optic research. The instrument delivers a measurement level range of 0 to +20 dBm with high dynamic range and narrow resolution bandwidth, enabling precise spectral analysis of multi-channel optical signals and individual component performance evaluation.
What condition is this unit in, and what was verified before listing?
This AQ6331 is offered as used equipment and has been functionally verified for basic operation prior to listing. We recommend obtaining a full calibration before deployment in production or regulated environments to ensure measurement accuracy traceable to NIST standards. Calibration services are available separately through our facility.
What does calibration cover for the Ando AQ6331, and what is the cost?
Calibration for the AQ6331 is available starting at $450 and typically verifies wavelength accuracy, optical power measurement linearity, and resolution bandwidth performance across the 1200–1700 nm range. Turnaround time and detailed calibration scope should be confirmed at the time of service request. A calibration certificate traceable to NIST standards is provided upon completion.
What interfaces and software compatibility does the AQ6331 support?
The Ando AQ6331 features GPIB (IEEE 488) connectivity for remote instrument control and data acquisition, allowing integration into automated test systems and lab automation environments. Compatible control software and drivers are typically supplied with the unit; please verify software availability and compatibility with your operating system at the time of purchase. Ethernet or USB adapters may be available separately for legacy system integration.

Ando AQ6331 — Repair & Calibration Service

Aumictech offers NIST-traceable calibration and repair for the Ando AQ6331. Calibration covers wavelength accuracy at 850, 1310, 1550, and 1625 nm, power level accuracy, resolution bandwidth (RBW) accuracy, and dynamic range verification. All calibrations ship with a NIST-traceable certificate. Turnaround is typically 1–3 business days after receipt.

Standard Cal
$450
Pass/fail cert + NIST sticker
Cal with Data
$650
Full NIST cert with measured values

Common Ando AQ6331 faults: wavelength motor failure, internal light source dimming, detector sensitivity loss. Common repairs include wavelength motor servicing, internal broadband source replacement, and detector recalibration after extended use.

Ando AQ6331 price

This Ando AQ6331 is listed at $6,779. Calibration is available separately from $450. Contact us for volume pricing or if you need multiple units.

Ando AQ6331 calibration cost

NIST-traceable calibration for the Ando AQ6331 is $450 (standard — pass/fail certificate and calibration sticker) or $650 (full measured data at every test point, reference standards documented, traceability chain included). Calibration for this instrument covers wavelength accuracy at 850, 1310, 1550, and 1625 nm, power level accuracy, resolution bandwidth (RBW) accuracy, and dynamic range verification. Turnaround is 1 to 3 business days after receipt. See full calibration details →

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