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  1. Where to get a small 8,4V to 5v DC-DC converter

    Where to get a small 8,4V to 5v DC-DC converter that would have 2,5A on the 5v output and be compact?
  2. Anyone some ideas?

    Anyone some ideas?
  3. Cause I observed that an attached lamp is dimm...

    Cause I observed that an attached lamp is dimm during the first 2 seconds or so after powering up the UPS, in contrary to putting the lamp into the wall or into the UPS once its turned on.
    Also when...
  4. Back UPS giving out 110V for a second or to on start befoure goint 220V, and problems

    I have PSU that appears to giving out 110V at the beginning when pressing the power button on it and only a second or 2 later switching to 220V.
    At least when I connect a Lamp at the first 2 secs...
  5. well... I'm gonna to use now a Seasonic X-650...

    well...
    I'm gonna to use now a Seasonic X-650 650W I think...
    Should this PSU be good for my needs?

    The system is a POV/ION330 Atom 330 Board, it has a normal ATX 2.2 connector though no P4 12V...
  6. PSU CPU 2 out of 3 letters are the same 1...

    PSU <-> CPU 2 out of 3 letters are the same 1 even in the same place and it sounds so damn simmilar...
    I ment PSU f***ing spelling :p
  7. How are modern PSU's protected against overvoltage?

    How are modern PSU's protected against over voltage?
    I mean against the case that due to a circuit failure it may decide to put out more voltage than it was supposed to.
    Like for example when the...
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    Yea I saw it and I'm gonna get it. reading...

    Yea I saw it and I'm gonna get it.

    reading again thou the review i notices that its not talled where the -12v comes?
    Is there a vrm on the main PCB for it or a secondary trafo?
  9. staggered spinup requirers pin 11 of the SATA...

    staggered spinup
    requirers pin 11 of the SATA power connector to be high or flating.
    but all consumer sata cabels put pin 11 on ground.
    appropriate backplanes costs considerably more than the...
  10. its a Corsair TX 850W PSU I chose it cause it...

    its a Corsair TX 850W PSU

    I chose it cause it has 70 A in 12V and thos shoudl be able to handle a spinnup of 24 drives in paralell.
    The system us yet equiped with 8 HDD's and 8 more are to come....
  11. Using high power PSU with minimal load, any problems?

    Hi,

    I heard that switching PSU's shouldn't be operated without a load of at least a few amps. Is this true?
    What bad can happen when one uses a big power PSU 850W
    to power a small atom board...
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    Can it cause problems running a 850W PSU at only...

    Can it cause problems running a 850W PSU at only 150W or below (like 20 when the HDD's are off)?
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    What PSU for 16 HDD Atom NAS

    Hi,
    I'm searching for a reliable PSU for an 16 HDD (3A spinnup current each)
    and an Intel Atom 330 board with a 2,5" Notebook HDD for the OS.

    Currently I'm using a Corsair TX 850W...
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    What a great unit any infos when it will be...

    What a great unit any infos when it will be available in Europe?
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    Staggered spin up (need help)

    Hi,

    I have a controlelr that supports staggered spinnup.
    but to get it to work i need afaik a SATA power cabel that have pin 11 floating.

    Anyone know how to get it to work in a cheap way?...
  16. I already have a place problem in the case...

    I already have a place problem in the case putting n 5,25 device in will make it even wors.

    Anyone an idea about the Staggered spin up thingi?
  17. Enermax libetry and 17 drives (!) spinup current over the A ratings (!)

    Hi

    I'm going to extend my raid Setup and go from 13 drives to 17 drives.
    Unfortunately my PSU (Enermax Liberty 500) is only rated for 22A/ rail and 32A combined.
    the 13 drives already are at 32...
  18. Removing the PFC let you save money on the power bill???

    Hi,
    I heard that the regular Electricity meter have problems Measuring the power consumption when the Voltage and Current are out of phase, and/or when the power is drawn in short but high peeks....
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    I'm using momentarly this one:...

    I'm using momentarly this one: http://resources.vr-zone.com/Shamino/badx2/9.jpg
    With one Graphic card and one PCIex4 Raid controller.
    I don't intent using any PCI slots, in my old PC I had a lot of...
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    There are a lot of devices that needs more...

    There are a lot of devices that needs more bandwidth then the PCI bus can provide,
    like Gigabyte Ethernet Cards, Firewire host adapters with more than one used port, TV cards, SATA/RAID controlers....
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    No graphic cards not beep, I really think it was...

    No graphic cards not beep,
    I really think it was a resonance problem if the case + graphic card fan speed.
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    Is this beeping for sure an alarm, I mean doe sit...

    Is this beeping for sure an alarm, I mean doe sit sounds like it would come from a speeker, ir is it just a high frequence noise?

    My guess would be that the sound comes from the case it self...
  23. How to measure "real" power consumption on PSU with APFC?

    Hi,
    I read several times that the APFCircut in PSUs screws up ordinary wattage measurements.
    So my question is what do I need to measure the real power consumptions?
    Does the above meant effect...
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    thx, that's a helpful answer and btw the one I...

    thx, that's a helpful answer
    and btw the one I was hoping for ;)

    there is only one more thing I would like to know: whats the reason for the going puff.
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    This actually don't help me much, I'm still...

    This actually don't help me much, I'm still unsure if I should fell safe or replace them just in case (according to my measurements I draw only 200 W, excepted on start when my 8 HDD's spins up)
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