VSAT Installation and Maintenance Training
VSAT Installation and Maintenance Training is a 2-day training program for professionals who install and maintain VSAT systems, antennas, and ground equipment. Participants will learn about satellite communications, VSATs, RF and IDU/ODU, antennas, S, C and Ka/ Ku Bands, transmission lines, amplifiers, filters, LNBs & LNBFs, site surveys, link budget, receivers.
PROGRAM DETAILS
Satellite Communications (SATCOM) Theory of Operations
- Basics of SATCOM
- Basics of Electromagnetic Wave Propagation
- Satellite Frequency Bands
- Satellite Transmitter and Receivers
- Satellite Antennas and Dish Reflectors
- Satellite Site Surveys
Bands and Frequency Ranges
- VSAT Bands: C, Ka and Ku
- VSAT Frequency Bands
- C Band: Uplink -5.925 to 6.425 GHz; Downlink – 3.700 to 4.200 GHz
- Extended C Band: Uplink – 6.725 to 7.025 GHz; Downlink – 4.500 to 4.800 GHz
- Ku Band: Uplink – 14.000 to 14.500 GHz; Downlink – 10.950 to 11.700 GHz
Very Small Aperture Terminal (VSAT)
- Characteristics of VSATs
- Operational characteristics of VSATs
- Technical characteristics of VSATs
- Antennas and antenna diameters
- VSAT Topologies
- Networks with VSATs
- Star topology
- Mesh topology
- Hybrid topology
- Point-to-point topology
Features of Operation of VSATs
- Initialization of the operation of a VSAT
- Control and monitoring functions during the operation of a VSAT
- Other control and monitoring functions
- Management of the profiles of VSATs (location, satellite beam
contour and beam handover) - Dynamic power control function during the operation of a VSAT
- Adaptive coding and modulation function
VSAT with IDU and ODU
- IDU-Indoor Unit
- MUX/DEMUX
- Satellite modem (modulator-demodulator)
- EDU (Encryption decryption Unit)
- Subscriber interfacing part
- ODU-Outdoor Unit
- RF upconverter/downconverter
- RF Power Amplifier
- OMT
- LNA
- Antenna
Uplink and Downlink Operations
- Up converters (U/Cs)
- Solid State Power Amplifier (SSPA)
- Low Noise Amplifier (LNA)
- Down converter (D/C)
- Inter facility link cable (IFL)
- Indoor unit (IDU)
- Cabling Options
- Filters
- Amplifiers
- Link Troubleshooting
- Equipment Repairs,
- RF Safety Calculations
Satellite Link Budget Calculation
- VSAT network systems
- VSAT performance
- EIRP, G/T and gain
- Satellite access
- Polarization and carrier alignment
- VSAT IDU and ODU
- Telsat, NSS, Hughes
- ViaSat and iDirect
- Antennas
- High Power Amplifiers
- BUC, SSPA, TWTA
- Diplexers, Polarizers, Waveguide Systems, RFI Filters
Installation and Repair Procedures
- Troubleshooting Methods
- Positioners and Aiming
- Antenna Positioners
- Interference, and EMI/EMC Issues
- Grounding and Bonding
- Working with Spectrum Analyzers and Oscilloscope
Workshops and Labs
- Workshop 1: Managing Installation
- Installation Best Practices
- Troubleshooting Antennas
- Troubleshooting Alignment on the Satellite
- Troubleshooting Cross Polarization and Carrier Alignment
- Troubleshooting Link Problems
- Maintenance Tips for RF and Baseband
- Interfacing Issues to LANs and the Hub
- Workshop 2: Working with Antennas, Spectrum Analyzers and Oscilloscopes
- Workshop 3: VSAT Installation Procedures
- Antenna and accessories, Feed Horn, OMT, BUC, LNB, Satellite Modem, MUX, EDU
- Mounting Antenna
- Satellite latitude and longitude
- Azimuth and Elevation Calculations
- Site and equatorial longitude of the satellite a
- Angle Beta and path length L
- Elevation Angle
- IF cables from LNB and BUC to indoor unit (satellite modem)
- MUX with EPABX for voice connection
- Typical VSAT system specification
- Access
- Information rate
- Hub station antenna
- VSAT antenna
- Rate Convolution FEC
- Viterbi soft decision decoder
- Reed Solomon encoder-decoder
- Support for voice channels, Data channel for Network Management
- Frequency of operation -C, Extended C, Ka and Ku bands