The Keysight (Agilent) 86120B is a high-performance multi-wavelength meter designed for precise wavelength and power measurements of optical signals, particularly in DWDM applications. It features an internal Helium-Neon laser reference to ensure high wavelength accuracy and stable long-term operation.
Specifications
General
| Parameter | Value |
|---|---|
| Measurement List Sorting Options | By wavelength or by amplitude (power) |
Wavelength Performance
| Parameter | Value |
|---|---|
| Wavelength Range | 700 to 1650 nm |
| Absolute Wavelength Accuracy | ±5 ppm (±0.008 nm at 1550 nm) |
| Internal Reference Laser Type | HeNe Laser (632.991 nm) |
Amplitude and Power Performance
| Parameter | Value |
|---|---|
| Input Power Range | -40 to +10 dBm |
| Absolute Power Accuracy | ±0.5 dB |
| Power Linearity | ±0.3 dB |
| Power Resolution | 0.01 dB |
| Maximum Safe Input Power | +18 dBm |
Measurement Speeds and Dynamics
| Parameter | Value |
|---|---|
| Measurement Cycle Time | 1.0 s |
| Maximum Number of Wavelengths Measured | 100 |
Optical Input Interface
| Parameter | Value |
|---|---|
| Optical Fiber Type Compatibility | 9/125 µm single-mode |
Analysis and Display Features
| Parameter | Value |
|---|---|
| Amplitude Units | dBm, mW, µW, nW |
| Drift Analysis Functions | Max/Min Wavelength Drift, Max/Min Power Drift |
Connectivity and Programming
| Parameter | Value |
|---|---|
| GPIB Interface Capabilities | IEEE-488.2, SCPI command set |
Environmental and Standards Compliance
| Parameter | Value |
|---|---|
| Warm-up Time | 15 minutes |
Optical Performance
| Parameter | Value |
|---|---|
| Interferometer Type | Michelson interferometer |
| Internal Reference Laser Wavelength | 632.991 nm (vacuum, Helium-Neon) |
Connectivity & Control
| Parameter | Value |
|---|---|
| Programming Language Compatibility | SCPI, HP 86120A compatibility mode |
Technology
Michelson Interferometer
Applications
DWDM system testing, optical transmitter characterization, optical component verification