7/27/2023 0 Comments Ground loop noise isolator diy acHe can verify this by simply unplugging the audio plug from his speakers and simply touching the audio jack ground to the metal jack. This will eliminate any floating ground problem he might have. Once he has established that the wall socket is properly grounded, he can then run a wire from that ground to the audio ground. You have to break one loop to eliminate the noise. On via AC the other via audio cable ground. It's the fact that there are two ground loops between the speakers and PC. In this case the AC outlet being grounded or not isn't the problem. Http //~jhawk/tmp/p/EST016_Ground_Loops_handout.pdf It will tell you that the problem is there even if you feel more comfortable using the audio isolator. Https /Use the AC one first (cheaper and you may already have one). Https /or a ground loop isolator in the audio connection from the PC You can use a 3-2 AC adapter for the speakers That combined with the audio input from the PC to the speakers creates a ground loop. You seem to have the speakers and PC AC cords connected to the same power strip. MOD EDIT: Watch your language on these forums. Is there incompatibility somewhere in the electricity field? I was going to buy one of those Hum X ground loop adapters, but I am SO HESITANT to continue spending money on solutions that seem to not be working. Plugging the dual 1/4" to 3.5mm aux into my laptop, with the laptop power cord plugged into the same outlet as the speakers Plugging the dual 1/4" to 3.5mm aux into my phone Tried a second pair of 1/4" to 3.5mm cables, does not work Tried external USB adapter, does not work My computer is placed on a cardboard box so that it is not touching carpet, does not work I have tired three different outlets in my room, and even tried outlets in other rooms, does not work Purchased an internal Audigy Rx soundcard, does not work Disconnected all other wires that are not my computer's power supply, and my two Yamaha HS7 speaker power cords, does not work I am connected from the speakers to my desktop via dual 1/4" to 3.5mm aux. Wall Outlet -> Power strip with three connections: (1) computer power supply, (2,3) power cords for both Yamaha HS7 speakers I assumed this was a problem, so for simplicity I disconnected everything and only connected what is necessary to solving this problem. I have a lot of wires running between my computer, monitor, and my TV which is wall-mounted directly above my desktop build. ** Please note that I purchased my internal Audigy Rx soundcard as a "solution" after already having experienced this buzzing for several months via my graphic card's audio card. I will give all relevant information as neatly as possible, followed by solutions I have tried. I have been struggling with a ground loop issue for months now since building my PC, and I have read nearly everything and tried 85% of solutions suggested on the internet - nothing seems to work. Hello, first I want to thank you for reading this and offering any advice possible.
0 Comments
Leave a Reply. |