Keysight (Agilent)
Keysight (Agilent) 81637B
1260 nm to 1640 nm Wavelength Range
-80 dBm to +10 dBm Power Range
±0.4 dB Power Accuracy
±0.1 dB Linearity
Universal Interface (accepts FC, SC, ST, LC, and DIN connectors) Connector Type

| Attribute | Value |
|---|---|
| Wavelength Range | 1260 nm to 1640 nm |
| Power Range | -80 dBm to +10 dBm |
| Power Accuracy | ±0.4 dB |
| Linearity | ±0.1 dB |
| Connector Type | Universal Interface (accepts FC, SC, ST, LC, and DIN connectors) |
| Measurement Speed | Up to 2000 readings per second |
| Dynamic Range | 90 dB |
| Detector Type | InGaAs |
| Form Factor | Plug-in module for Keysight 8163/8164/8166 mainframes |
| Calibration | NIST-traceable calibration included |
| Model | 81637B |
|---|
The Keysight (Agilent) 81637B Fast Power Meter delivers 25µs data acquisition, 90dB dynamic range with >55dB in a single range, and ultra-low PDL dependency for precise measurements.
It supports up to 100,000 data points and low spectral ripple, making it ideal for WDM characterization and PDL-sensitive tests via single-wavelength sweeps.
Testwall can supply the used Keysight (Agilent) 81637B, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Keysight (Agilent) 81637B.





