====== Virtual/Transfer Beat Measurement ======

=====Scheme===== 
{{ :groups:mg:paper_virtual_beat.pdf |Kerr-lens mode-locked lasers as transfer oscillators for optical frequency measurements}}, H. R. Telle et al., arXiv:physics/0107037v1 [physics.optics] (2001)

{{:groups:mg:virtual_beat.jpg?400|}}

===== Theory =====

Equations for comb:\\
{{:groups:mg:dsc07612.jpg?500|}}
  * For Total Virtual Beat double f_CEO
  * Compare to Postprocessing Virtual Beat Measurement!
  * You find a program, //Virtual Beat//, to simulate the virtuel beat under: \\afs\iqo.uni-hannover.de\projects\magnesium\Mathematica\Kamm