Hi I was just wondering If adding a resistor  in between a USB or Firewires ground wire would be a good way to reduce the rfi/emi noise? if so what the most resistance I could get away with? thanks

Hi I bought this acopian linear power supply but Im confused as to which is the positive and negative for the AC input, I couldn't find any info of this on their site, I included picture of it below. thanks  

I have an e-mu 0404 usb that I've been powering with a small variable linear power supply I have, today I had the power supply at 7.5v for something else and I forgot to switch it back to the 6v setting ,  the e-mu turned on an then turned off really quickly, now it doesn't turn on at all. I...

I don't like that in the new head-fi there is smaller font it makes things more difficult to read on my 15" laptop, the old font was much better It was much easier to read everything.

Hi everyone, I have a 13.8V 4A linear power supply, its a samlex rps1204. I want to replace the steel plate transformer it has with a toroidal transformer.   There's no info anywhere on the transformer. The transformer has two cables for the AC input and 3 output cables that go to the small...

I have this usb to spdif converter which i really like because it sounds alot better than the optical out from my mac http://cgi.ebay.com/new-Xitel-Minidisc-MD-Port-DG2-sound-card-Optical-Cable-/320491475433?cmd=ViewItem&pt=LH_DefaultDomain_0&hash=item4a9ec7d1e9, I tried running it on a 5v...

Hi I found this really great power supply  for a t-amp , which is 90 bucks what I really like is that it uses a torroidal transformer, does anyone know where i can find a power supply like this that uses a toroidal transformer but cheaper?  ...

 H I figured this might be the best place to ask this, Im in need of a couple linear power supplies but I need them to have toroidal transformers,Its for two devices one is 12v 4.16A the other is 19v 4.73A, I dont mind having a variable linear power supply that can be used for both, the main...

Im looking to replace a switching power supply with a linear power supply., The power supply Im replacing is a 12v 4.16A one. I found two linear power supplies which Im pretty sure will both work but I want to know which one would be a better replacement, one is 4A constant 6 amp surge and the...

What is the name and possibly model number that it says on the side of the toslink cable that came with your d10? thanks

Ive been reading about the many positives of using a active speakers over passive speakers and Im interested in trying out a set ( BTW I dont mean regular powered speakers which are just passive speakers with built-in amps I mean active speakers which have active crossovers and built-in amps )...

I recently bought a trends ud-10 usb to spdif converter and the optical out from the trends sounded much nicer than the optical out from my macbook pro, that got me curious as to what other devices out there might do an even better job of giving me a better sound from their optical outputs...

I just bought a trends 10.1 t-amp and I want to get another set of speakers for it, right now Im using a set of Tekton 6.5 single driver speakers with it which are 95db. They sound quite nice but Im not 100% happy with the sound and also I dont like that I can only turn up the amp just a hair...

Hi, Im looking to get a DAC that does a good job of reducing jitter particularly for optical because Ill be connecting it using the optical out of my macbook pro and on occasions to my PS3. Depending on some sales I should have around 450 ,but te lower the better , Im not opposed to buying used...

Hi , so I have couple devices that I want to power with a lithium battery , both devices are 5v and on the adapter for one it says its 2.6a and the other is 1a , I was checking out the batteries on ebay and I noticed that almost nobody gives an amps rating they only give the voltage and the mah...

Hi Im looking to get a less than 1ft rca interconnect to connect my DAC to my t-amp, I currently have one I bought from monoprice but I feel they are lacking in sound quality somewhat and they fit pretty loose, what would be the best bang for my buck for a cable like this under 20. thanks

Hi everyone I just got a Musical Paradise Mp-301 tube amp, right now Im using some Paradigm Titans with it and they sound ok but I feel like sometimes the sound is kinda far away or soft and I have to turn the volume up to bring the sound more forward. I think this is due to the titans having...

Hi I have an audio space tube stereo int. amplifier that needs repair. I called a few tube amplifier repair shops that mainly work on guitar tube amps both said they dont work on these. I did find one that was willing to fix it their website is tubesville.com but the turnaround time is 3-4...

Hi everyone I just got an Aune Mini USB DAC amp to use with my Macbook pro, I connected it with the USB connection. The DAC sounds worse than my Mac, its not a big difference but like 12% less, I hear a loss of "dynamics", bass, and vocal detail. I used Songbird and Itunes. With Flac music...

I want to buy my first amp and DAC, For home use. My sources will be my Cowon S9 50%, Digital piano 30%, , Macbook pro 20% My headphones are Ultrasone Proline 650s, Alessandro MS1, and Ultrasone HFi2200 Ideally Id like to spend 100-120 but Id be able to stretch it to 160. Im open to...

I decided to purchase my first amp after trying many headphones and not being 100% happy with the sound. The headphones ill be using it with for now are Ultrasone, HFi550 , Proline 650, Ultrasone HFI2200ULE(when I find a used set) , and Alessandro MS1i. My sources are a Ipod shuffle 1st...

Im interested in getting a pair of Ultrasones to try out and see if I like them, basically what I need is they must be less than 180 and Ill be buying used. and it must sound great without an amp, I also dont care if theyre closed or open. Basically I want to use them with my Digital...

Hello everyone this is my first post, Ive been wanting to buy some headphones for some time now and now that I got my digital piano its time to buy them, Id like to spend 60-80 or less so id like to hear mainly recommendations in that price range, ill also consider recommendations for ones up...