< >

1550nm Coherent Detection Module

Coherent Detection Module is mainly used for Distributed Fiber Optic Vibration / Acoustic Sound Detection (DVS / DAS) and wind measurement radar with high signal-to-noise ratio, high reliability and easy integration.

Model：CD-DVS/DAS-X

Tags： Coherent Detection Module BPD Balanced Photodetector

Contact： face

Huang Email: Hqy@ybphotonics.com

WhatsApp： +8613427781756 Web | App

Get a Quote

Product Info

Introduction

Features

Coherent detection
High signal-to-noise ratio

Application

DVS/DAS
DAS
Coherent wind radar

Specification

Item	CD-DVS-80M	CD-DVS-200M	CD-DAS-80M	CD-DAS-200M
Wavelength	1000-1700nm
Input Port	FC/APC
Responsivity	0.9A/W @1550nm
Gain (a)	50kV/A		50kV/A
BandWith (a)	0.03-50MHz	0.03-50MHz	70-90MHz	175-225MHz
Input Local	<5mW
Noise Voltage (a)	10mV	10mV	10mV	15mV
Output Swing (a)	0-1.0V	0-1.0V	±1.7V	±1.7V
Operating Voltage	12V
Operating Current	<500mA
Output Impedance	50Ω
Output Coupling Method	AC
Output Connector	SMA female
Operating Temperature	-20~65℃
Storage Temperature	-40~85℃

Mechanical Dimensions

Application Block Diagram

FAQ

Q：Do you have an unboxing picture of the photodetector?

A：When you buy our photodetectors, we will deliver SMA to BNC RF cable, and power supply for free.
Q: What are the advantages of your photodetectors compared to Thorlabs?
A: We support custom development and we offer better prices.
Q: What is the lead time for photodetector modules?
A: Basically, we have more than 90% of detectors in stock, only a few models need 3 weeks lead time.
Q: Do you support the sale of those countries, and is the shipping included?
A: Our service is available worldwide, regardless of country or region. Shipping is included.
Q: Who are your typical customers?
A: More than 100 top universities and research institutes in China have chosen us and given us high evaluations, such as: Chinese Academy of Sciences, CEC, Tsinghua University, Peking University and other clients.