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Thread: DT25 power supply

  1. #1
    Join Date
    Dec 2007
    Location
    NorCal / Western Caribbean
    Posts
    710

    Default DT25 power supply

    Hi all,

    Does anyone know if the DT25 can be run of a ±15V power supply? I have a set on the shelf without the supply and I want to use them in my full diode RGB but am struggling to find a ±24V supply.

    Any ideas or suggestions? Space is very tight.

    Cheers
    Rich

  2. #2
    Join Date
    Aug 2010
    Location
    Hungary
    Posts
    221

    Default

    Minimal voltage is ± 18-20V,because the amplifier board contains two 15V voltage stabilizer ICs for the opamps( from the main power supply voltage)
    But if your ±15V PSU is an smps(switching mode PSU) might there will be a potmeter on its board.Clamp a voltmeter and turn up the output voltage near ±20V.
    Click image for larger version. 

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    Or buy two single rail 24V at least 50W PSUs,than connect them this way:
    http://www.photonlexicon.com/forums/...824#post260824
    Attached Thumbnails Attached Thumbnails batteries.png  

    Last edited by epyn; 01-26-2014 at 14:40. Reason: more info

  3. #3
    Join Date
    Dec 2007
    Location
    NorCal / Western Caribbean
    Posts
    710

    Default

    Thanks epyn,

    I have ordered 2 24V supplies and will run them in series.

    Cheers
    Rich

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