What is the purpose of INSTAT-3B ?
It is intended for business communication, Developmental communication and mobile communication.
What is the provision of communication payload?
It provides 12 extended C-band channels, each having a bandwidth of 36MHz.
What is the provision of Ku-band payload?
It provides three channels, Having a bandwidth of 77/72 MHz.
How much power is provided for C-band transponders?
How much power provided for Ku-band?
What is VSAT ?
Very Small Aperture Terminal.
Who are the users of VSAT ?
These are booking & financial institutions, stock markets, white goods, fast moving consumer goods, and medium to heavy engineering companies.
What is MSS ?
Mobile satellite Service.
What is LAM?
Liquid Apogee Motor.
During first orbit raising, what was the final perigee altitude ?
It was 14214.km.
What is thrust developed by LAM ?
What are the apogee & perigee of second Intermediate Orbit of INSAT-3B ?
Apogee – 35662 km. Perigee-32012 km.
What are the parking locations of various INSAT-satellites in geostationary orbit ?
( a ) INSAT -2B & INSAT-2C are collocated at 93.5 degree east longitude.
( b ) INSAT -ID and INSAT -2A are collocated at 74 degree east longitude.
( c ) INSAT -2DT is located at 55 degree east longitude.
( d ) INSAT -2E & INSAT -3B are collocated at 83 degree east longitude.
What is the dry mass of INSAT-3B ?
It is 970 kg.
What are the various tests performed over INSAT – 3B ?
These are vibration test, solar array deployment test, balancing machine test, CG measurement test, acoustic test and thermovacuum test.
What are the important abbreviations?
IRS- Indian Remote-sensing satellite
INSAT- Indian National Satellite
SROSS – Stretched Rohini Satellite Series
PSLV- Polar Satellite Launch Vehicle
GSLV – Geosynchronous Satellite Launch Vehicle
To what tank is the special propellant management device attached ?
It is attached to an indigenously developed titanium propellant tank and it ensures bubble – free propellant supply under zero-G environment.