Yokogawa AQ6374 350-1750nm Optical Spectrum Analyzer
Yokogawa Optical Spectrum Analyzers. Accuracy: ±0.05 nm (at 633 nm and 1523 nm), Resolution: 0.05 nm to 10 nm (selectable), Accuracy: ±1.0 dB.
- Model
- Yokogawa AQ6374
- Calibration
- Available on request
- Price
- $49,580
- Status
- In stock
- RFQ ref
- AQ6374
This unit
The Yokogawa AQ6374 is a benchtop optical spectrum analyzer delivering precise spectral measurements across 350–1750 nm. This instrument spans visible light (380–780 nm) and telecommunications wavelengths, serving R&D and production environments in telecommunications, laser development, optical component testing, biomedical research, and advanced photonics.
Technical Specifications
Wavelength Performance- Range: 350 to 1750 nm
- Accuracy: ±0.05 nm (at 633 nm and 1523 nm); ±0.2 nm (350–1750 nm)
- Resolution: 0.05 nm to 10 nm (selectable) Level Measurement
- Accuracy: ±1.0 dB
- Dynamic range: 60 dB (peak ±1.0 nm, 0.05 nm resolution)
- Measurable range: +10 dBm to –70 dBm (400–900 nm); +20 dBm to –80 dBm (900–1600 nm)
- Sensitivity: –70 dBm (400–900 nm), –80 dBm (900–1600 nm)
- Linearity: ±0.2 dB Acquisition
- Sweep time: <0.5 seconds (100 nm span)
- Sampling points: 100,001
- Polarization dependence: ±0.15 dB
Key Features Signal Conditioning
- Built-in cut filter eliminates high-order diffracted light
- Air purge system (nitrogen or dry air) minimizes water-vapor absorption effects
- Built-in calibration source enables automatic optical alignment and wavelength calibration Analysis Capabilities
Sixteen embedded analysis functions cover WDM/OSNR, optical fiber amplifiers, DFB-LD, FP-LD/VCSEL, LED, spectral width, notch width, SMSR, PMD, optical power, color analysis, optical filters (PK, BTM, WDM variants), and passive device evaluation (FBG, WDM filters). User Interface 10.4-inch multi-touch capacitive touchscreen with ergonomic graphical interface, full text menus, hard key panel mirroring, tap-and-drag zoom/shift waveform control, and thumbnail file preview. Data Management 512 Mbyte internal storage; USB connectivity for external data transfer. All-at-Once Trace Filing saves all seven traces in single CSV file.
Typical Applications Laser characterization, WDM system validation, optical amplifier testing, component qualification (filters, couplers, FBGs), and spectral analysis in photonics research and manufacturing.
Compatibility & Integration Four USB ports support external peripherals and data transfer.
Specifications
| Parameter | Value |
|---|---|
| Power Range (dBm) | '+10 dBm to –70 dBm (400–900 nm) |
| +20 dBm to –80 dBm (900–1600 nm) | Wavelength Range | 350 to 1750 nm |
Frequently Asked Questions
- What does the Yokogawa AQ6374 measure and what is its wavelength range?
- The AQ6374 is a high-resolution optical spectrum analyzer that measures optical power across the 350–1750 nm wavelength range, covering UV through mid-infrared applications. It delivers wavelength accuracy of ±0.05 nm at reference points (633 nm and 1523 nm) and selectable resolution from 0.05 nm to 10 nm, making it suitable for telecommunications, laser characterization, and spectroscopy work. Power measurement spans +10 dBm to –70 dBm in the 400–900 nm band and +20 dBm to –80 dBm in the 900–1600 nm band, with ±1.0 dB amplitude accuracy.
- What condition is this unit in and what has been verified?
- This AQ6374 is offered as used equipment and has been functionally verified as part of our standard intake process. We perform bench checks to confirm core measurement capabilities before listing any used optical spectrum analyzer in our inventory. For detailed condition notes or images, please contact our sales team directly.
- Is calibration available for the AQ6374, and what does it cost?
- Yes, we offer full calibration services for the AQ6374 starting at $450, available as a separate add-on purchase. Calibration typically covers wavelength accuracy verification and power measurement traceability across the instrument's operating range. Turnaround time and specific scope of work are determined upon quote; contact Aumictech for scheduling and detailed pricing based on your calibration requirements.
- What interfaces and connectivity options does the AQ6374 have?
- The AQ6374 includes GPIB (IEEE 488.2) and RS-232 interfaces for remote control and data acquisition, enabling integration into automated test systems and laboratory setups. We provide compatibility information for common measurement software platforms upon request, though driver availability and software licensing remain the responsibility of the end user. For specific interface specifications or legacy connectivity needs, our technical team can review your application requirements.
Yokogawa AQ6374 — Repair & Calibration Service
Aumictech offers NIST-traceable calibration and repair for the Yokogawa AQ6374. 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.
Common Yokogawa AQ6374 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.
Yokogawa AQ6374 price
This Yokogawa AQ6374 is listed at $49,580. Calibration is available separately from $450. Contact us for volume pricing or if you need multiple units.
Yokogawa AQ6374 calibration cost
NIST-traceable calibration for the Yokogawa AQ6374 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 →
