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<title><![CDATA[EC21 Product Catalogs - direct modulation]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/direct_modulation--3805/1/direct modulation.html]]></link><item>
<title><![CDATA[200G QSFP56 SR4 100m Optical Transceiver]]></title><link><![CDATA[https://optowixsfp.en.ec21.com/200G_QSFP56_SR4_100m_Optical--12053296_12053435.html]]></link><description><![CDATA[direction with 4x26.5625GBd. The length of QSFP56 SR4 is up to 70 meters over OM3 MMF or 100 meters over OM4
MMF. This module is designed to operate over multimode fiber systems using a nominal wavel]]></description><pubDate><![CDATA[20250401]]></pubDate></item>
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<title><![CDATA[Wholesale Ddm LC Duplex 20km 1310nm 2.5g Fiber Optic SFP Transceiver Module]]></title><link><![CDATA[https://anteoptic.en.ec21.com/Wholesale_Ddm_LC_Duplex_20km--12018050_12018055.html]]></link><description><![CDATA[Ddm LC Duplex 20km 1310nm 2.5g SFP Transceiver Module Product Description
The SFP SM series single mode transceivers is small form factor pluggable module for bi-directional serial optical data commu]]></description><pubDate><![CDATA[20241016]]></pubDate></item>
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<title><![CDATA[2x100GBASE-SR4 QSFP DD Active Optical Cable]]></title><link><![CDATA[https://wendymeng88.en.ec21.com/2x100GBASE_SR4_QSFP_DD_Active--11978102_11978145.html]]></link><description><![CDATA[module for short-range multi-lane data communication and interconnect applications. It integrates eight data lanes in each direction with 8x25.78125Gbps bandwidth. Each lane can operate at 25.78125Gb]]></description><pubDate><![CDATA[20240731]]></pubDate></item>
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<title><![CDATA[OLT GPON SFP Class C+ TX 1490nm 2.5G RX SFP 1.25 G 1310nm 20km SC DDM Transceiver Module]]></title><link><![CDATA[https://gponsfptransceiver.en.ec21.com/OLT_GPON_SFP_Class_C--11878030_11878031.html]]></link><description><![CDATA[Compatible GPON OLT SFP Class C+ TX 1490nm2.5G RX 1310nm 1.25G 20km SC DDM Transceiver Module Description The GIGAOPTO&apos;s GTS-SGT21-20DCC is a high performance transceiver module for single fiber comm]]></description><pubDate><![CDATA[20231220]]></pubDate></item>
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<title><![CDATA[OFI-02 Fiber Identifier , Live Fiber Detector]]></title><link><![CDATA[https://gtfibertool.en.ec21.com/OFI_02_Fiber_Identifier_Live--11659102_11659107.html]]></link><description><![CDATA[module with fault location function. It is the ideal instrument for online test. 
Features 
Indicate the signal directions and power in fiberIndicate the signal presence or absence(Live or dark fiber]]></description><pubDate><![CDATA[20221019]]></pubDate></item>
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<title><![CDATA[MTP/MPO Solutions]]></title><link><![CDATA[https://welinktelecom.en.ec21.com/MTP_MPO_Solutions--11705421_11767661.html]]></link><description><![CDATA[modules used in storage manufacturers, servers, switches, and other equipment from 10G to 40G, 100G, and even 400G, data centers have an increasing demand for MTP/MPO solutions.
The network has been ]]></description><pubDate><![CDATA[20230411]]></pubDate></item>
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<title><![CDATA[2W 1064nm Isolator]]></title><link><![CDATA[https://timruik.en.ec21.com/2W_1064nm_Isolator--11719944_11719945.html]]></link><description><![CDATA[Ruik&apos;s polarization maintaining optical isolator is a device, which allows the light to transmit through the passive route from input to output, while blocking the reversed direction
Parameter
Unit
V]]></description><pubDate><![CDATA[20230203]]></pubDate></item>
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<title><![CDATA[400GBASE XDR4 QSFP-DD 400G Optical Transceiver MTP MPO-12 2km Over SMF Transceiver Module]]></title><link><![CDATA[https://zkosfp.en.ec21.com/400GBASE_XDR4_QSFP_DD_400G--11866771_11866772.html]]></link><description><![CDATA[Directive 2011/65/EU (RoHS compliant)Class 1 Laser 
Applications 
400GBASE-XDRInfiniband InterconnectEnterprise Networking 
Description
The ZK-QDD-4H31MP-02 Module supports link lengths of up to 2km ]]></description><pubDate><![CDATA[20231115]]></pubDate></item>
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<title><![CDATA[QSFP+ 40G To 4*10G SFP+ Copper Twinax Cable XM DAC]]></title><link><![CDATA[https://gearlink.en.ec21.com/QSFP_40G_To_4_10G--11535694_11574037.html]]></link><description><![CDATA[QSFP28 25g
Direct Attach Cables (dac 40g 1to4) are compliant with the SFF-8436 specifications. SFP+ Direct Attach Cables are compliant with the SFF-8431, SFF-8432, and SFF-8472 specifications. Variou]]></description><pubDate><![CDATA[20220523]]></pubDate></item>
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<title><![CDATA[1080P HD-AHD/CVI/TVI/Analog 4 in One Video Audio Data Fiber Optical Transmitter &amp; Receiver]]></title><link><![CDATA[https://dailian.en.ec21.com/1080P_HD_AHD_CVI_TVI--3141393_10436114.html]]></link><description><![CDATA[modulation, DLX-HDVOP products provide better Transmission in quality. Support network of tree structure, star structure, Ring structure and topology etc. DLX-HDVOP adopts Modularized design, Support]]></description><pubDate><![CDATA[20170610]]></pubDate></item>
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<title><![CDATA[Optic Transmitter 1550nm]]></title><link><![CDATA[https://wstina111629.en.ec21.com/Optic_Transmitter_1550nm--9025969_9025970.html]]></link><description><![CDATA[1) Adopting low chirp, high linearity DFB laser. 
2) With AGC&amp;MGC 
3) LT1510 : 10dB
4) can add SNMP,dual power supply
Brief Introduction
1550nm Direct Modulated optical transmitter uses 1550nm DFB la]]></description><pubDate><![CDATA[20141226]]></pubDate></item>
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<title><![CDATA[CWDM Mux Demux Module ABS Box LC/Apc]]></title><link><![CDATA[https://lindayi081.en.ec21.com/CWDM_Mux_Demux_Module_ABS--9378719_9378750.html]]></link><description><![CDATA[CWDM Mux Demux Module ABS Box LC/Apc 
CWDM Features:
100G, 200G or CWDM channel number
Based on thin film filter technology and high wavelength stability
Low polarization dependent loss and high chan]]></description><pubDate><![CDATA[20150203]]></pubDate></item>
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<title><![CDATA[16ch Digital Video/Audio  Opticaltransceiver]]></title><link><![CDATA[https://dailianxu.en.ec21.com/16ch_Digital_Video_Audio_Opticaltransceiver--2131172_2131379.html]]></link><description><![CDATA[modulation, DVOP products provide better transmission in quality. The numerous types of DLX-DVOP16-E products can meet different user demands. Adopting advanced digital fiber optic transmission techn]]></description><pubDate><![CDATA[20121018]]></pubDate></item>
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<title><![CDATA[GLC-T SFP RJ45 1000base-T Cisco Compatible Copper SFP Optical Transceiver Module]]></title><link><![CDATA[https://z2150232.en.ec21.com/GLC_T_SFP_RJ45_1000base--10225378_10225388.html]]></link><description><![CDATA[GLC-T SFP RJ45 1000base-T Cisco Compatible Copper SFP Optical Transceiver Module 
Specification
Data rate: 1000M only 
Type: Copper 
Distance: 100M 
Connector: RJ45 
DDM: Yes 
Place of origin: Made i]]></description><pubDate><![CDATA[20161123]]></pubDate></item>
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<title><![CDATA[1550nm EML Electlro-absorption Modulation Fiber Coupled Laser Diode]]></title><link><![CDATA[https://boxoptronics1994.en.ec21.com/1550nm_EML_Electlro_absorption_Modulation--10637554_10684017.html]]></link><description><![CDATA[directives.
Features:
Modulation bandwidth: 10GHz or more
Industry-standard, butterfly package
Built-in TEC and optical isolator
High-performance, multiquantum well (MQW) distributed-feedback (DFB) l]]></description><pubDate><![CDATA[20180320]]></pubDate></item>
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<title><![CDATA[Juniper 10G EX-SFP-10GE-SR EX-SFP-10GE-LR SFP+ Transceiver]]></title><link><![CDATA[https://thofly.en.ec21.com/Juniper_10G_EX_SFP_10GE--7953453_11263540.html]]></link><description><![CDATA[Direct Attach Copper (twinax copper cable) 7m 
XFP
EX-XFP-10GE-SR
XFP 10GBase-SR 10 Gigabit Ethernet Optics Module. 850nm for up to 300m transmission on MMF
EX-XFP-10GE-LR
XFP 10GBase-LR 10 Gigabit E]]></description><pubDate><![CDATA[20200923]]></pubDate></item>
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<title><![CDATA[1X2 1x4 1x8 1xN Way Steel Pipe Mini Type Cwdm Filter for Fiber Optic Equipment]]></title><link><![CDATA[https://gaphotech.en.ec21.com/1X2_1x4_1x8_1xN_Way--10999389_10999430.html]]></link><description><![CDATA[1X2 1x4 1x8 1x16 1x128 way Steel pipe mini type cwdm filter
The Coarse Wave Division Multiplexing (CWDM) modules combine or split up to 16 wavelengths into a single fiber.Our CWDM module features wid]]></description><pubDate><![CDATA[20190822]]></pubDate></item>
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<title><![CDATA[Gpon Olt Sfp C+ Optical Module]]></title><link><![CDATA[https://hilinktech.en.ec21.com/Gpon_Olt_Sfp_C_Optical--11211452_11211466.html]]></link><description><![CDATA[directional data links with symmetric 2.488Gbps Tx and 1.244Gbps Rx
1490nm continuous-mode transmitter with DFB LD
1310nm burst-mode receiver with APD-TIA
2-wire interface for integrated digital diag]]></description><pubDate><![CDATA[20210603]]></pubDate></item>

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