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Browsing Technical Reports Series by Title

Browsing Technical Reports Series by Title

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  • Solar G-band observations at Merak, Leh/Ladakh 
    Vasantharaju, N; Dorjey, N; Ravindra, B; Prabhu, K; Rangarajan, K. E; Prabhu Ramkumar, B; Sankarasubramanian, K (Indian Institute of Astrophysics, 2012)
    G-band observations are important for the study of dynamics of magnetic features in the solar photosphere and they are carried out using large telescopes, larger than 30 cm. We installed a 40 cm DFM telescope at one of ...
  • Solar Powered Dome Shutter Control 
    Ravi, K; Anbazhagan, P; Ramachandiran, A; Venkateswara Rao, S (Indian Institute of Astrophysics, 2011)
    Conventional Telescope Dome Shutter Control has bi-parting shutter driven by a AC three phase induction motor to which AC power is fed through circumferential busbars. These busbars frequently requires maintenance and some ...
  • Solid state coelostat drive system for a telescope 
    Srinivasan, R; Singh, J; Ramamoorthy, K. S (Indian Institute of Astrophysics, 1989-07)
  • WARM Telescope control system (white light active region monitor Coelostat – KODAIKANAL) 
    Thulasidharen K. C (Indian Institute of Astrophysics, 2010)
    A three axis control system for WARM telescope is developed. A four axis motion controller next move PCI from Balder Electric Company is used for controlling the three axes. The control code is developed in MINT V5 Software ...

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