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Thread: CTI AOM hookup

  1. #1
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    Default CTI AOM hookup

    I got some Crystal Technologies AOM's yesterday (one set for 532 and one set for 476).
    I'll try to use the first one for blanking my green dpss.

    Would someone be so kind to give me a hint how to connect the aom driver to my medialas dac as the driver expects a voltage between 0 and 1.
    Connecting them just like that could give some interresting effects but I prefer to do it the proper way.

  2. #2
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    mixedgas is offline Creaky Old Award Winning Bastard Technologist
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    Go to radio shack, or digikey.com buy a 5 pack of one kilo Ohm 1/4 watt resistors (buy the 1/8 if they dont have the 1/4. Wire them in series, connect one end to you dac, take the output from the lowest resistor in the chain. Not great for driving long cables, but it will get you started.

    See attached. ( low cost accurate 5x attenuator that does NOT require voltmeter to set up)

    Steve
    Attached Thumbnails Attached Thumbnails 5xATTEN.bmp  


  3. #3
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    I do not know why, but I thought it would be you to respond to my question first

    Thanks for the answer. Simple enough. I was originally thinking in terms of amplifiers and so on.
    What are the drawbacks of this simpler resistor solution?

    Jeroen
    Quote Originally Posted by mixedgas View Post
    Go to radio shack, or digikey.com buy a 5 pack of one kilo Ohm 1/4 watt resistors (buy the 1/8 if they dont have the 1/4. Wire them in series, connect one end to you dac, take the output from the lowest resistor in the chain. Not great for driving long cables, but it will get you started.

    See attached. ( low cost accurate 5x attenuator that does NOT require voltmeter to set up)

    Steve

  4. #4
    mixedgas's Avatar
    mixedgas is offline Creaky Old Award Winning Bastard Technologist
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    Thanks for the answer. Simple enough. I was originally thinking in terms of amplifiers and so on.
    What are the drawbacks of this simpler resistor solution?
    end quote

    only one I can think of is

    Cables over 10 meters may not work well.

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