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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- Suhrm
- Post #6
- Forum: DIY (Do-It-Yourself) Discussions
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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 :)- Suhrm
- Post #4
- Forum: DIY (Do-It-Yourself) Discussions
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Need help with hum on an a47 amp
thanks :). I forgot to connect the case to the ground- Suhrm
- Post #3
- Forum: DIY (Do-It-Yourself) Discussions
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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...- Suhrm
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- Replies: 5
- Forum: DIY (Do-It-Yourself) Discussions
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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).- Suhrm
- Post #9
- Forum: DIY (Do-It-Yourself) Discussions
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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...- Suhrm
- Thread
- grado-sr225i-headphones
- Replies: 1
- Forum: DIY (Do-It-Yourself) Discussions
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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.- Suhrm
- Post #6
- Forum: DIY (Do-It-Yourself) Discussions
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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...- Suhrm
- Thread
- Replies: 0
- Forum: Portable Headphones, Earphones and In-Ear Monitors