Anritsu up to 32 GHz pulse pattern generators and error detectors

Anritsu up to 31.8 GHz RF/Microwave Signal Generator

12.5 GHz eye pattern analyzer

10 GHz, 25 GHz and 50 GHz PIN receivers, 20 GHz Balanced receiver

Commercial tunable gain EDFA optical amplifiers (in-line, boosters) with gain up to +40 dBm (10 Watts), our built double-clad Yb/Er amplifier (gain >30 dB, low noise figure, <3 dB)

Optilab Semiconductor optical amplifier (1450 -1600 nm, up to +16 dBm output power)

Automated fiber optic micro polisher for bare fibers and optical connectors/ferrules (UPC/APC)

Newest optical fiber ARC fusion splicers (e.g. Sumitomo and Fujikura)

Variety of fiber optical patch cables, adapters, connector mounting solutions, microscopes, etc.

Up to 40 GHz external phase and MZM intensity modulators

RF components for K-band: 20 dB gain and 26.5 GHz - 40 GHz (K-band) gain Horn Antennas, 40 dB gain and 18 to 40 GHz Low Noise Amplifier (LNA), K-band millimetre-wave envelope waveguide detector, low pass filters (LPF), K-band band pass filter, 18 to 50 GHz Double balanced mixer

Different type power meters including high power optical power meters (190-2000 nm, -50 dBm to +40 dBm)

Variable and fixed optical attenuators

PC controlled wavelength meters

Wide range of RF components (adapters, splitters, dividers, cables, pick-of-tees, bias-tees, tunable and fixed RF attenuators, broadband amplifiers)

Optical (600 nm to 1750 nm) and electrical spectrum analyzers

Tunable FBG dispersion compensation module

Wavelength & bandwidth tunable, fixed optical filters (FBG, FP, TFF), 8 channel optical wavelength selective switch (WSS)

Chromatic dispersion (CD) and polarization mode dispersion (PMD) analyzers

Fiber Bragg gratings, temperature, strain, humidity sensors

Optical time domain reflectometers (OTDRs)

Visual fault locators (650 nm)

Polarimeter and polarization controller

High stability power supplies

Traffic generators and analysers

Routers and switches for traffic engineering, servers

Simulation and calculation software like Matlab, VPIphotonics, OptSim, AutoCAD, PSpice, SolidWorks, COMSOL, Labview, OriginPro etc

Līdz 32 GHz Anritsu impulsa formas ģenerators un kļūdas detektori

Līdz 31.8 GHz Anritsu RF/Mikroviļņu signālu ģenerators

12.5 GHz acu diagrammas analizators

10 GHz, 25 GHz un 50 GHz PIN uztvērēji, 20 GHz balansēts uztvērējs

Komerciāls pieskaņojams EDFA optiskais pastiprinātājs (līnijas, būsteris) ar pastiprinājumu līdz +40 dBm (10 Watts), paštaisīts dubulta apvalka Yb/Er pastiprinātājs (pastiprinājums >30 dB, zems trokšņu līmenis, <3 dB)

Optilab pusvadītāju optskais pastiprinātājs (1450 -1600 nm, izejas jauda līdz +16 dBm)

Automatizēts attīrītu optisko šķiedru pulētājs un optiskie savienotāji (UPC/APC)

Jaunākie lokizlādes optisko šķiedru metinātāji (e.g. Sumitomo and Fujikura)

Dažādi šķiedru optiskie patch tipa kabeļi, adapteri, savienotāju instalēšanas risinājumi, mikroskopi u.c.

Ārējie fāzes un MZM intensitātes modulatori līdz 40 GHz

K joslas RF komponentes: 20 dB pastiprinājuma un 26.5 GHz - 40 GHz (K joslas) Horn tipa antenas, 40 dB pastiprinājuma and 18 to 40 GHz Zema trokšņa pastiprinātājs (LNA), K joslas millimetru viļņu apliecējas detektors, zemfrekvenču filtri (LPF), joslas filtri (K-joslas), 18 līdz 50 GHz dubulti balansēti jaucēji

Dažāda tipa jaudas mērītāji, ieskaitot augstas jaudas mērītāji (190-2000 nm, jaudas diapazons -50 dBm līdz + 40 dBm

Pieskaņojami un fiksēti vājinātāji

Datora vadāmi viļņa garuma mērītāji

Dažādas RF komponentes (adapteri, sadalītāij, kabeļi, pieskaņojami un fiksēti RF vājinātāji, platjoslas pastiprinātāji u.c.)

Optiskie (600 nm līdz 1750 nm) un elektriskā spektra analizatori

Pieskaņojami FBG dispersijas kompensācijas moduļi

Viļņa garuma un spektra joslas pieskaņojami un fiksēti opitskie filtri (FBG, FP, TFF), 8 kanālu viļņa garuma pieskaņojams slēdzis (WSS)

Hromatiskās dispersijas (CD) un polarizāciju modu dispersijas (PMD) analizatori

Šķiedras Brega režģa, temperatūras, stiepes, mitruma sensori

Optiskie laika apgabala reflektometri (OTDRs)

Vizuālie bojājumu meklētāji (650 nm)

Polarimetrs un polarizācijas kontrolieri

Augstas stabilitās jaudas ģeneratori

Trafika ģeneratori un analizatori

Serveru un trafika inženierijas maršrutētāji un komutatori

Simulēšanas un matemātiskās modelēšanas programmatūra, kā Matlab, VPIphotonics, OptSim, AutoCAD, PSpice, SolidWorks, COMSOL, Labview, OriginPro, HTZ Communications u.c.

Research infrastructure

Research premises

Fiber optical transmission systems laboratory

Our Fiber Optical Transmission Systems Laboratory offers wide possibilites for scientists and engineers to research any optical transmission system such as WDM-PON, TDM-PON and more.

FOTS laboratory is equipped with 33 GHz analog bandwidth 80 GSa/s sampling rate per channel digital signal anlyzer, 25 GHz analog bandwidth 65 GSa/s arbitrary waveform generator, amplifiers, passive optical elements, power and wavelength meters, and more.

Scientists and engineers are able to perform research using industrial infrared microscopes and a variety of optical, electro-optical equipment.

Laboratory is equipped with pneumatic vibration isolation system honeycomb optical tables with Benchtop Stepper Motor Controlled X, Y, Z piezo, micro-positioners.

Plexiglass sliding door enclosure for humidity and dust control and high-resolution optical spectrum analyzer allows performing highly sensitive and high-precision investigations

Lab equipment

The fiber optical transmission systems laboratory of RTU ComTech at the RTU TI has a well-developed infrastructure, interconnected laboratory premises, and owns a wide range of modern electrical optical and electro-optical equipment, which is constantly being upgraded necessary for the successful realization of the ongoing and planned research activities and Projects in partnership with local and international partners.

Keysight 4ch 33 GHz analog bandwidth and 80 GSa/s sample rate oscilloscope and signal analyzer (DSO)

Keysight 2ch 25 GHz analog bandwidth and 65 GSa/s sample rate arbitrary waveform generator (AWG) for generation of almost any type (coding, modulation) of signal, e.g. 4G, LTE, 5G test patterns

Anritsu up to 32 GHz pulse pattern generators and error detectors

Anritsu up to 31.8 GHz RF/Microwave Signal Generator

Finisar Flexgrid dynamic attenuation wavelength selective switch (WSS) with 6.25 GHz resolution and channel and intra-channel power equalization

Wavelength & bandwidth tunable, fixed optical filters (FBG, FP, TFF), 8 channel optical wavelength selective switch (WSS)

Fiber and micro-optics positioning elements: enclosure boxes (with capability to control dust, humidity and temperature), PC controlled Thorlabs sub-micron resolution 3-axis micropositioners, high precision rotation stages, high precision differential micrometres, XY motorized translation stages, Piezo controllers, fiber chuck holders, etc

Commercial tunable gain EDFA optical amplifiers (in-line, boosters) with gain up to +40 dBm (10 Watts), our built double-clad Yb/Er amplifier (gain >30 dB, low noise figure, <3 dB)

SHF M827 B Ultra broadband amplifier with 70 GHz bandwidth

Optilab Semiconductor optical amplifier (1450 -1600 nm, up to +16 dBm output power)

Pump and broadband light sources (LED, SLED, ASE, Fabry-Perot, 915 nm and 980 nm laserdiodes, 10W 975 nm and 976 nm laser diodes)

Fixed and tunable laser sources (850 nm, 1300 nm, 1310 nm, 1500 nm, 1465 nm to 1575 nm, 1525-1625 nm, up to +16 dBm output power)

Up to 40 GHz external phase and MZM intensity modulators

10 GHz, 25 GHz and 50 GHz PIN receivers, 20 GHz Balanced receiver

InGaAs Switchable Gain Amplified Detectors (800 – 1700 nm)

Specialty fiber fusion splicer Fujikura FSM-100P+

Newest optical fiber ARC fusion splicers (e.g. Sumitomo and Fujikura)

PC controlled tapered fiber pulling setup with high-resolution cameras and controllable hydrogen flame