ALMA Memo # 483 The ALMA 1 st Local Oscillator Reference

  • Larry D’Addario
  • Published 2004


The ALMA 1 LO Reference system consists of a laser synthesizer, active line length correction, photonic distribution, and a photonic receiver. The phase stability and phase drift specifications are very ambitious, and the effort to meet them has led to small evolutions and improvements in the design. This memo gives a general description of the system, and… (More)


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