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Keysight (Agilent)

Keysight (Agilent) 81640A

Tunable Laser Module C+L Band
1510 nm to 1640 nm Wavelength Range
±0.1 nm Wavelength Accuracy
Up to 40 nm/s continuous sweep Tuning Speed
-10 dBm to +7 dBm Output Power Range
±0.5 dB Power Accuracy
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Attribute Value
Wavelength Range 1510 nm to 1640 nm
Wavelength Accuracy ±0.1 nm
Tuning Speed Up to 40 nm/s continuous sweep
Output Power Range -10 dBm to +7 dBm
Power Accuracy ±0.5 dB
Linewidth <100 kHz
Side Mode Suppression Ratio (SMSR) >50 dB
Output Interface FC/APC optical connector
Modulation Capability Internal and external intensity modulation supported
Communication Interface GPIB and RS-232
Calibration Form Keysight (Agilent) 81640A

Repair Form Keysight (Agilent) 81640A
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Model81640A

The Keysight (Agilent) 81640A Tunable Laser Source supports both C- and L-Band operation, making it ideal for DWDM component testing. It offers a wavelength range from 1510nm to 1640nm with a maximum output power of 4dBm. This laser provides mode-hop free tuning across the full range, excellent wavelength accuracy of ±0.015nm, and repeatability of ±0.5pm. Signal integrity is ensured with a signal-to-source spontaneous emission ratio of ≥60dB/nm and total SSE ratio of ≥55dB across 1530–1610nm.

Designed for critical optical testing, the 81640A includes a real-time wavelength meter and enables high-power output for amplifier evaluation. Though superseded by the 81640B, it remains upgradeable and highly effective for laboratory environments.

Testwall can supply the used Keysight (Agilent) 81640A, 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) 81640A.

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