Hi, Are you talking about popping noises in your computer speakers? If you have your computers mike or line-in volume turned up a way and your computer speakers are being used as a monitor, yes you might get this noise. Dan ----- Original Message ----- From: "J Garcia" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Saturday, August 14, 2004 11:38 AM Subject: Re: Shielding/Grounding
> You know, now that we're on the subject, when I plug the cable going from > the PTR1 to my computer, when trying to find the jack I hear loud popping > and crackling everytime I put the PTR1 cable to the mic jack of my computer. > Should this be happening? I try to ground myself by touching the metal on > the computer but it doesn't help. > > J Garcia > ----- Original Message ----- > From: "dnkeys" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Saturday, August 14, 2004 9:02 AM > Subject: Shielding/Grounding > > > I wonder how well the metal case of the PTR1 is grounded and how well the > unit is shielded. > This is the reason why. > I have the PTR1 next to my computer and the PTR1 is connected to its power > supply. > I have noticed a tingling feeling when placing a finger between the PTR1 and > my computer. I know that there is no ground fault problems with the > computer. Also, I have other devices that have metal cases and I do not > have this problem. > I was on the phone the other day and while talking with someone, I touch the > case of the PTR1 to locate the stop button and when I touched the case of > the PTR1, I heard a little hum in my phone. > I am really beginning to have some concerns regarding the grounding and > shielding of the PTR1. > I do not have this problem with any of my other equipment such as mixers and > such. > For example how well is the unit grounded and shielded with the power > supply? Is one of my concerns. Perhaps the idea of a metal case was not a > good idea, especially if it isn't completely grounded. > Is the power supply connection to the PTR1 positively or negatively > grounded and is ground the center terminal or the outer terminal? > Is there a ground potential difference between the metal case and the > systems power supply ground? > I bring all of this up because I can see where people might have concern > when using the unit on AC in different environments. And also, because of > the AC Hum problems that several people are having when using an External > Mike. > Again, as I have said in other messages, when at all possible, I prefer > using a mixer or other pre-amp for recording to line-in. > > Dan > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
