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  1. Suhrm

    Need help with hum on an a47 amp

    Im am also experiencing a loud click when turning the amp on and off, could the power caps be bad, if so how do i measure without a capacitance meter. (i have an oscilloscope, but i am still learning how to measure different components).   Thanks in advance  Rasmus Suhr
  2. Suhrm

    Need help with hum on an a47 amp

    Quote: no it does not mute it, it "stops".    phew, good thing i have not done anything yet :)
  3. Suhrm

    Need help with hum on an a47 amp

    thanks :). I forgot to connect the case to the ground 
  4. Suhrm

    Need help with hum on an a47 amp

    Hi   i have recently build an a47 amp using this layout http://www.head-fi.org/t/531454/lightbox/post/7173951/id/85920 , and i am now experiencing a hum sound from my headphones when a source signal is not being transmitted, and when a source signal is being transmitted the hum disappears...
  5. Suhrm

    Single box with source + DAC + amp?

    will do, although i dont own an external dac or amp it is just a matter of moddifying the wire layout and a different case setup (maybe a bit of coding too).
  6. Suhrm

    help/advice needed with grado sr225i modding

    Hej. I am a proud owner of the grado sr225i, which i use in my portable setup. But as some of you know the 6.3mm jack and the long thick cable is not exactly ideal for portable use.   i have been thinking of two possible solution either shorten the cable or doing a total recable (i have...
  7. Suhrm

    Single box with source + DAC + amp?

    The portable version is possible, me and a friend of mine have experimented with a portable xbmc client based on the PI, and we ended up being rather succesful, we are still in the testing fase.
  8. Suhrm

    Koss Porta Pro recabling

    Hey.   i have recently purchased a pair of porta pros based on the reviews from this website.   i have thought about recabling because of the porta pros very flimsy stock cable(i am looking for a cable that can go through a rough time without breaking), but i live in denmark and i am...
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