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  1. G

    Burleigh WA-20 Wavemeter

    I did use a multimeter, which was indeed a useless attempt at getting a first glance of the communication outputs. Great hypothesis, I was somehow thinking BCD values were encoded on 3 bits and not 4. I'll probe the pins again with appropriate apparatus.
  2. G

    Burleigh WA-20 Wavemeter

    Thanks for the reply, the last file is the actual manual for the WA-20, but I already found it online as well as receiving it from the company. It provides insight about the pins, but doesn't go into specifics. Maybe I can salvage info with the more recent manual.
  3. G

    Burleigh WA-20 Wavemeter

    Hello, The lab I intern recently acquired a 1984 Burleigh WA-20 Wavemeter which seems to be working fine after a little patching. However, we wish to have the wavelength readings sent to a computer, and the wavemeter offers a D-sub 25 pins connector on its back. In the instruction manuel given...
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