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  1. J

    Limits of Pulse Frequency..?

    So I was toying with this idea... The definition of a meter is approx. the amount of distance light travels in 1/300,000,000 of a second. So, if 300MHz at 100% DC is a solid line, one cycle equalling one meter. So if you pulse the laser at 50% DC, then in theory, instead of a solid beam you...
  2. J

    So I dismantled a Curtis Mathes Blu-Ray player

    Since it was a gift and unbearably (read: embarassingly) slow, I took it apart and harvested the goodies (motor, worm drive, micro screws, heat sinks, neo magnets, prisms, etc.) and was surprised by 2 diodes. One is a 3 pin and one is a 4 pin. Are they both violet lasers? Any way of telling...


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