Data related photodetectors and fiber optic sensing products - page 3
Data related products
Dual Port APD Receiver Module For Raman DTS
[Avalanche Photodetector] 2025-04-01 10:53:16
The APD modules are based on low-noise avalanche photodiodes made of InGaAs with a built-in pre-amplifier and high voltage supply.A temperature compensation function allows the APD to be operated at constant gain across a wide operating temperature range.
Nanosecond Pulsed Laser for DTS Temperature Sensing 1550nm Power 30W
[Laser Module] 2025-04-23 12:31:31
The laser is customized for distributed fiber optic temperature measurement applications and features high stability, adjustable pulse width and high peak power output at 1550 nm with a minimum pulse width of 5 ns. It supports both ACC and APC mode operation.
APD20 APD Amplified Photodetector Fiber-Coupled
[Avalanche Photodetector] 2023-10-01 02:49:58
APD20 series APD photodetector module, can detect near infrared light in the region of 400-1700nm with fiber coupling input, bandwidth from 10M to 400M. suitable for detecting nW level of optical power.
Narrow Linewidth Tunable Laser Module for FMCW Radar
[Laser Module] 2024-04-15 23:15:26
1550nm Narrow Linewidth FMCW Tunable Laser Module with Ultra Low RIN Noise and Excellent FM Performance for Wide Range of FMCW Lidar Applications.
1550nm Fibre-Coupled Acousto-Optic Modulator 80Mhz
[AOM] 2024-07-03 11:43:02
1550nm fiber-coupled acousto-optic modulator for fiber optic sensing applications such as distributed fiber optic vibration sensing systems.
Data related articles
Data acquisition system for fiber optic vibration monitoring
From the schematic diagram we can see that the distributed fiber optic vibration data monitoring system, using a balanced photodetector for coherent detection, and then need to IQ demodulation of the collected data, demodulation followed by phase unwinding to obtain the amplitude root phase data information.
How to demodulate data from a distributed fiber optic vibration system
The format of the raw data collected by a distributed fiber optic vibration system (DVS) and how to demodulate it.
High-speed data acquisition card for DVS system
High-speed data acquisition card for DVS system，100MSps DAQ
Data acquisition card for distributed fiber optic vibration monitoring system
Introduction of data acquisition card for distributed fiber optic vibration monitoring system, 100M sampling rate, PCIe interface with demodulation algorithm.
YB-DAS-250-DAQ Distributed Fiber Optic Vibration Data Acquisition Card Description
YB-DAS-250-DAQ Distributed Fiber Optic Vibration Data Acquisition Card Description of how long the fiber optic length can be supported