Recent content by Hashirama

  1. Hashirama

    A Cavity locking using Lockin+PID technique

    Hello, Greetings. I have another question. If the cavity is locked at a certain point, What should I see as the cavity transmission from the photodiode? A "constant" voltage signal or the peaks? (While the ramp is off) I think I managed to do it decently up to the error signal; I am attaching a...
  2. Hashirama

    A Cavity locking using Lockin+PID technique

    Hello, So I am trying to lock an X cavity to a 1064 nm laser. Laser has a linewidth of ~100KHz, cavity linewidth is 37.65KHz, and the FSR is 3.125 MHz. When I try to scan the cavity, the peaks usually shift and after a few seconds, the resonance comes off. I am scanning the cavity at around 100...
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