WebDec 20, 2024 · The loop is between an ultra short throw projector (grounded), a Denon AV receiver (UNgrounded, connected via hdmi), and a Subwoofer (grounded, connected via shielded RCA cable). All components are plugged into the same Furman power conditioner. When the projector is turned on, the hum starts in the subwoofer. WebSep 11, 2013 · Even two AC powered devices connected to the same AC power outlet can have the ground loop problem. Since you are hearing the 60 Hz hum from the projector, disconnect the HDMI cable, leaving the projector by itself (no external speakers connected) and then see if you have the 60 Hz hum.
How to Resolve Ground Loop Issues (Hum or Buzzing …
WebOct 16, 2015 · A ground loop occurs where there are two paths to ground over a section of cabling. This can occur, for example in your case, where you have a ground shield on a coax cable. ... Ground loop between Pc and projector via VGA cable. 4. Grounding Scheme for Signal + Power. 0. AC signal to a coaxial cable. 0. pH measurement in cascaded tanks ... WebWe don't have a whole lot to work with here. 1 level 1 · 3y My bets are on the receiver being grounded through the projector. The rca to xlr cable might be faulty. 1 level 1 · 3y Its not actually a ground loop, ground loops happen when … flag football wm israel
InFocus Projector Setup Guide for a PC Laptop Computer
WebProfessional Video Equipment, Sound Systems & Lighting Equipment Shop CCI Solutions for the best selection of professional video, sound systems and lighting equipment, designed for churches, schools, theatres and more. CCI Solutions Login 0Cart 800-562-6006 Sound Sound Acoustics Wireless Microphones Microphones Mixers / Consoles Audio Recording WebIf you find the device that introduces the ground loop, a ground lift of the audio connection may solve the issue. Never lift the ground of the power connection! Contact the … http://www.foresight-cctv.com/Ground%20Loop.htm flag football with pads