The Advantest Q8460A OTDR Spectrum Analyzer combines Optical Time Domain Reflectometry (OTDR) and spectral analysis in a single unit. It is designed to locate fiber faults, measure backscatter characteristics, and analyze optical reflections across long fiber links.
Key Features & Highlights
Dual-function OTDR and spectrum analyzer capabilities
Precise fault location and loss characterization
Wide dynamic range for long fiber measurements
High spatial resolution for accurate event detection
Compact, reliable, and portable design
Technical Specifications (Typical)
| Parameter | Specification |
|---|---|
| Wavelength range | 1310 nm / 1550 nm |
| Dynamic range | Up to 40 dB |
| Distance range | Up to 100 km |
| Event resolution | < 1 m |
| Accuracy | ± 1 m typical |
| Interface | GPIB / RS-232 |
| Operating temperature | 0 °C – 40 °C |
Applications
Fiber optic link testing and troubleshooting
Splice, connector, and fault identification
Optical loss and reflectance measurement
Fiber network maintenance and quality assurance



















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