VHF and UHF turnstiles Communication modes: CW, SSB, FM Electrical power: Gallium Arsenide solar panels charging a Lithium Ion battery Onboard computer: MAR 31750 processor in the spacecraft's electronic bus management unit for attitude control, telemetry, telecommand for ground control, sensor and actuator functions. See also Indian space program List of Indian satellites Amateur radio in India External links ISRO: HAMSAT AMSAT link References Communications satellites of India Amateur radio satellites Amateur radio in India Satellites orbiting Earth Spacecraft launched in 2005 2005 in India