Subject: Re: USB sound cards From: "Richard F. Lyon" <dicklyon@xxxxxxxx> Date: Mon, 15 Dec 2014 21:30:21 -0800 List-Archive:<http://lists.mcgill.ca/scripts/wa.exe?LIST=AUDITORY>--001a11c3057ebe2373050a4ea71c Content-Type: text/plain; charset=UTF-8 On Sun, Dec 14, 2014 at 6:15 AM, Bob Masta <audio@xxxxxxxx> wrote: > However, if instead of disconnection the leads were > *shorted* after the pulse, the generator would be driving > all its current into the zero-ohm load, giving a maximum > damping effect. > I'm not buying that. A zero-ohm load is lossless, just like an open circuit. Damping requires loss. Whether higher or lower resistance makes more damping depends on the nature of the resonance. Dick --001a11c3057ebe2373050a4ea71c Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr">On Sun, Dec 14, 2014 at 6:15 AM, Bob Masta <span dir=3D"lt= r"><<a href=3D"mailto:audio@xxxxxxxx" target=3D"_blank">audio@xxxxxxxx= .com</a>></span> wrote:<br><div class=3D"gmail_extra"><div class=3D"gmai= l_quote"><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;borde= r-left:1px #ccc solid;padding-left:1ex">However, if instead of disconnectio= n the leads were<br> *shorted* after the pulse, the generator would be driving<br> all its current into the zero-ohm load, giving a maximum<br> damping effect.<br></blockquote><div><br></div><div>I'm not buying that= .=C2=A0 A zero-ohm load is lossless, just like an open circuit.=C2=A0 Dampi= ng requires loss.=C2=A0 Whether higher or lower resistance makes more dampi= ng depends on the nature of the resonance.<br><br></div><div>Dick<br>=C2=A0= <br></div></div></div></div> --001a11c3057ebe2373050a4ea71c--