jea48
Responses from jea48
| New Ground Loop - What Could Have Caused? Nglazer,I ran across this..... http://www.electrical-forensics.com/Open-Neutral/Open-Neutral.html | |
| System Hum Question However, when I disconnect the inputs from the preamplifier (and leave the other end connected to the amplifier), the noise in my speakers gets louder. Why is this?No doubt.... Don't do that. Having the ICs connected to the amp but not connected t... | |
| disc player/transport longevity I bought a Denon DCD 1500 CD player in 1988. My daughter still uses it to this day. It has never been serviced.I am still using an Arcam Alpha 9 I bought in 1999. | |
| New Ground Loop - What Could Have Caused? It was the Verizon FIOS box. Once I disconnected IC's running from FIOS box to pre, problem solved. No music stations through stereo, though.08-29-11: NglazerNglazer,Is it? Or is it actually caused by a difference of potential between the shield s... | |
| New Ground Loop - What Could Have Caused? Nglazer,Somewhere outside your house there should be a grounding block for the Verizon FIOS incoming cable before it enters your house. The ground wire that connects to the ground block is supposed to connect to the main grounding electrode system... | |
| New Ground Loop - What Could Have Caused? including Verizon FIOS box and TV,If it is indeed a ground loop hum problem I would start with isolating the CATV coax cable from the Verizon FIOS box. Disconnect the coax from the box, check for hum.If the hum is gone buy a ground isolator and in... | |
| Interested in the history of the vacuum tube? Would like to add this one as well.Electrons on Parade part 1.Electrons on Parade part 2.. | |
| Can a F connector substitute for balun? Will not cause any damage but more than likely will not work properly.http://www.antenna-theory.com/definitions/balun.phphttp://www.antenna-theory.com/definitions/balun.php. | |
| Stylus Riding Too Low? Kldonne,Here are a couple of videos that might help.Watching the videos it appears the arm is higher at the back than at the front with the stylus resting in the record groove. Did you remove the three shipping transport screws?Make sure there is ... | |
| Stylus Riding Too Low? I noticed that the rear of the tonearm is actually so low that it touches the album as it progresses so that seems to be the cause.That can't be right. Sounds like the VTA at the pivot is too low.Are you sure the platter is seated down properly on... | |
| Heat + air conditioners blasting = CDP won't play Adamg,I brough the player home and turned on all components. I have an Audience Adept Response R12 power conditioner that displays the voltage from the wall. It is normally 112-114 during the day and up to 117-118 in the evening. It is currently a... | |
| Two physical grounds?? Tjtrout20,The cold water pipe is part of the Grounding Electrode System. The key word is System, which includes the cold water pipe. Check 250.50 for description of GES. You need to go back to the book.... Only the first 5 feet from point of entra... | |
| Two physical grounds?? Tjtrout20,In Gs5556 defense he may live in an area were all branch circuits must be installed in conduit. I believe Chicago as well as New York City being two that come to mind. He may have just had a brain fart and forgot not everywhere in the US... | |
| Two physical grounds?? Try running a #14 awg to the outlet that your power conditioner is using, to a cold water pipe and clamp off to that. 07-07-11: Tjtrout20Tjtrout20,No longer an NEC approved method. Not since 1996 I believe. Too many plumbers were getting shocked o... | |
| Two physical grounds?? Gs5556,Metal boxes were used with old 2 wire NM sheathed cable. The metallic box is floating..... Even in the case of old BX the conductivity continuity of the armor/connectors would be poor at best.Jim |