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The data acquisition card is specifically designed for distributed fibre optic acoustic sensing systems, featuring a high-speed sampling rate of 250 MSps, dual-channel pulse trigger output capability, and an integrated IQ demodulation algorithm. Available in either Gigabit Ethernet or optical interface versions, it supports remote, independent deployment.

Network-port DAS data acquisition card, 250M sampling rate, built-in algorithms

Compact Distributed DAS All Demodulation Module with Integrated Acquisition Card

YB Photonics’s DVS/DAS integrated optical module highly integrates inside our own proprietary ultra-narrow linewidth laser, pulsed EDFA, Raman amplifier, AOM and other optical components in single compact package.

DVS/DAS Integrated Optical Module

DAS Integrated Module with 3-Meter High Spatial Resolution

Data Acquisition Card for Distributed Acoustic Fiber Sensing (DAS) with Pulse Output sends TTL pulses directly to the AOM driver, eliminating the need for an additional pulse generator and greatly reducing system complexity.

Cost-Effective DAQ Boards For Distributed Acoustic Sensor DAS

1550nm Ultra-narrow Linewidth Single-Frequency Laser module,Compact module size, narrow line width (<3k), 20mW output power, high stability, ideal for device integration, distributed fiber DAS, DVS systems.

1550nm Ultra-narrow Linewidth Single-Frequency Laser module

GY-DAQA-2510 is a high-performance DAS dedicated data acquisition card, with dual-channel 1GSps synchronous trigger sampling, and comes with AWG function, which can generate 2-channel swept signal output for chirp pulse modulation.

1GSps Capture Card + Arbitrary Signal Generator (AWG) Integration Board for Chirp DAS

The UNL-C-F-M-C34-13-7-1-0-0 is a narrow linewidth 1550nm laser module from YB Photonics. It features an ultra-narrow linewidth (<3kHz) making it ideal for distributed fiber optic sensing systems(DVS/DAS) and wind radar.

ultra-narrow linewidth laser 3k 1550nm

DTS-ETH-250M-2A 250MSps DAQ Board for Raman Distributed Temperature Sensing

GY-DAQ-2510D 1GSps Dual-Channel 14-bit High-Speed DAQ Card for DAS & LiDAR

This is a data acquisition card for distributed fiber optic vibration monitoring system (DVS) with built-in TTL pulse signal trigger output function to provide signal to the AOM driver, saving extra signal generator (AWG) and reducing the integration difficulty and complexity of the system.

100MSps high speed DAQ card for DVS

Enhanced DAS hardware all-in-one 3meter spatial resolution

Standard DAS Hardware All-in-One 6~10meter spatial resolution

High Performance Chirped Pulse Demodulation DAS All-in-One

Distributed Fiber Optic Temperature Measurement Mainframe

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.

Dual Port APD Receiver Module For Raman DTS

GY-FBG series fiber grating demodulator module can be matched with various fiber grating sensors, through the detection of grating wavelength changes to achieve the purpose of monitoring temperature, strain, pressure and other physical quantities. The wavelength range is from 1525nm to 1565nm, and the wavelength, light intensity and spectral data of the grating to be measured can be reported to the host computer through the serial port RS232.

FBG Fiber Optic Grating Demodulator4/8/16 channels selectable

This is a 1450/1550/1660nm Raman WDM coupler module for DTS Raman temperature measurement system, with one 1550nm input port and three output ports (1450nm and 1660nm to APD photodetector, COM port to sensing optical cable. This module makes DTS system integration more convenient.

1450/1550/1660nm Raman WDM coupler for DTS

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.

Nanosecond Pulsed Laser for DTS Temperature Sensing 1550nm Power 30W

The PD610 is a photodetector with amplification circuitry for free-space optical systems. The unit includes a photodiode, transimpedance amplifier, and RF connector packaged in an aluminum housing.

PD610 Amplified Photodetector Free-Space PIN Photodiode

PD12 Fiber-Coupled Amplified Photodetector (400-1700nm, kHz-1GHz)

APD20 Fiber-Coupled APD Amplified Photodetector (400-1700nm, 10M-400M)

APD430 Free-Space APD Photodetector (Si/InGaAs) - 10M-400MHz | Thorlabs Alternative

The APD12703 series photodetector uses a 3mm diameter large target APD photodetector with very high gain and UV enhancement at 355nm, very suitable for fluorescence detection and other scenarios.

300-1100nm UV-enhanced Silicon Avalanche Photodetector

APD210 photodetector module up to 1.8G bandwidth, while still having a very high gain (sensitivity), the module uses space optical input, suitable for scientific research field of space optical communication experiments, space optical laser detection and other scenarios.

APD210 APD photodetector for free space optical communication 1Ghz

they are widely used in coherent detection applications for distributed fiber optic sensing, and in scenarios such as wind measurement radar.

Balance Detector 10M-400MHz for OCT, Fiber Optic Sensing Systems, Wind Radar

High-Speed Ultra-fast Photodetector Modules 40GHz

One photodetector module with 4/8/16 channels, compact size, easy integration, customized parameters

Multi-channel photodetector module 4/8/16 ports Customizable

DET20 series bias photodetector for mW level optical power detection, using free space light input, the series of photodetectors without amplification circuit, with very low noise, the module using analog signal output.

Bias photodetector, free space light for mW level optical power detection

The DET30 bias photodetector is a compact, unamplified, fiber-optic input, battery-powered detector with very low noise, and can be used to detect optical signals with ps-level pulse widths.

DET30 bias photodetector ps-level pulse detection