21690 Courses

This course is a recognised route into the gas industry without having an NVQ or apprenticeship in plumbing and/or gas. Before you can start your Accredited Certification Scheme (ACS) domestic initial assessment you will need to complete the MLP course if you do not hold any current gas qualifications. This course is approved by IGEM and is certificated by LCL Awards.

Essential optical transmission course description Transmission is the process of sending information along a medium of, copper, fibre or wireless. This course looks at transmission techniques for fibre networks. The course aims to demystify the technologies involved by explaining all the buzzwords used in optical transmission. What will you learn Describe various optical transmission technologies. Explain how SDH and OTN work. Explain how WDM, CWDM and DWDM work. Explain PON, GPON and GEPON. Essential optical transmission course details Who will benefit: Anyone working in telecommunications. Prerequisites: None. Duration 2 days Essential optical transmission course contents Transmission basics nsmission basics Systems, media, signals. Signal degradation, noise, distortion, attenuation. Digital, analogue. Modulation, encoding. Fibre transmission Fibre vs copper, optical transmission, fibre characteristics, fibre component parts. Multi Mode Fibre (MMF). Single Mode Fibre (SMF). Fibre connections. Lasers. Attenuations, dispersion, optical signal noise ratios (OSNR) and their effects. Channel Spacing and Signal Direction. Limiting factors to single wavelength. SDH Timing and synchronisation of digital signals, the plesiochronous digital hierarchy (PDH), the synchronous digital hierarchy (SDH), service protection with SDH. TDM. Standards, basic units, frames, STM1 frame, bit rates, STM0, STM1, STM4, STM16, STM64, STM256, SDH architecture, rings, Add drop multiplexors. SDH network topologies, structure of SDH equipment, SDH synchronisation, protection switching in SDH networks, SDH alarm structure, testing of SDH, equipment and systems, Ethernet over SDH. OTN G.709, OTN interface structure, Optical transport modules, ONNI, OCh, OUT, ODU, OPU. G.709 amendments. WDM overview Multiplexing, TDM, WDM benefits. WDM standards. CWDM vs. DWDM. Four Wave Mixing (FWM). Impact and countermeasures to FWM on WDM. DWDM ITU G.694.1, channel and spacing. Optical Terminal Multiplexers (OTM). Optical Add/Drop Multiplexers (OADM). Adding versus dropping. Optical Amplifiers. Erbium Doped Fibre Amplifiers (EDFA). Transponders and Combiners. Optical and Electrical Cross Connects (OXCs/DXCs). Cross Connect types (Transparent/Opaque). Advantages and disadvantages of various Optical cross connects. FTTx Fibre installation and air blown fibre, FTTH, FTTC, FTTN, FTTD, FFTH topologies and wavelengths, active or passive optical network. PON variants Gigabit passive optical network (GPON), Gigabit Ethernet passive optical network (GEPON), Time division PON (TDM-PON), XG-PON, Wave Division Multiplexing PON (WDM-PON), 1Gbps, 10Gbps, 40Ggps, 100Gbps FSAN (Full Service Access Network) NGA (Next Generation Access), Strategies for TDM-PON to WDM-PON migration, Architecture of NG-PON (hybrid WDM/TDM PON), Additional services than triple play.

Redefine the limits of your skiing. Our Courchevel Performance & Adventure Courses bring together the industries leading coaches to provide expert support for aspiring Freeriders. Helping you transform from confident parallel skier to backcountry boss. Surrounded by a team of like-minded skiers, you will leave your mark on the mountain and make winter memories to last a lifetime. All of this while earning internationally recognised qualifications that will help you whatever you decide to do next. The experience gained on our Courchevel Performance & Adventure Course will help you progress outside of skiing.

Redefine the limits of your skiing. Our Tignes Performance & Adventure Courses bring together the industries leading coaches to provide expert support for aspiring Freeriders. Helping you transform from confident parallel skier to backcountry boss. Surrounded by a team of like-minded skiers, you will leave your mark on the mountain and make winter memories to last a lifetime. The experience gained on our Tignes Performance & Adventure Course will help you progress outside of skiing.

Explore mooring and anchoring technology for Floating Photovoltaic (FPV) systems with Energy Edge's comprehensive training course. Learn about site evaluation, innovative structures, and sustainable practices.

Gain expertise in hydrogen storage, transportation, and distribution with Energyedge's course. Successfully navigate the hydrogen value chain. Enroll now!

GitHub is one of the most important code hosting platforms. This hands-on course will help you to understand the concepts with real-world scenarios and use cases. This course will help you become a better developer. No prior coding experience is needed to take up this course, just dedication and commitment to learning.

The IICCT Combined Level 1 and Level 2 course takes you directly through to Intermediate level in a concentrated four-day workshop course. Taught in-person by a teaching team led by IICCT Teacher, Chocolate Educator and International Chocolate Judge Kathryn Laverack with a supplementary review session and visit to a bean-to-bar, micro-batch chocolate factory with Duffy Sheardown at Duffy's Chocolate.

BY MIXING AND MATCHING OUR FUNDAMENTAL BEGINNERS PERMANENT MAKEUP TRAINING COURSES, TRAINEES CAN MAKE SAVINGS OF UP TO £5,145! ALL COURSE COMBINATIONS INCLUDE A FULL PERMANENT MAKEUP KIT.

The Brow Queen combines our Digital Brows training course with our Microblading training course.