>From my understanding having quiet cars (electric) make noise (our some sound >similar to a gas driven car) is due to pressure primarily from the blind who rely on the sound cars make to navigate in urban environments.
http://www.msnbc.msn.com/id/21112810/ ede On 2010-07-10, at 7:43 AM, Andy Farnell wrote: > > The translation was so bad you might even get completely > reversed scores for some of these questions. > > An interesting topic though. > > I've discussed this with two groups of undergrad and > masters students recently. > > It is likely that legislation will quickly be > needed to deal with customised car sounds, because > human nature won't permit some people to have > ordinary, quiet, functional ones. It will > quickly become a race to have the most disturbing > sound once there is a market for this technology. > > As an environmental issue, noise pollution is the > boisterous elephant in the street. > Nobody wants to tackle it. Because sound is a > secondary faculty it gets pushed under the carpet > in discussions. For example new London buses with > gas turbo engines cut CO2, but they also reduce the > quality of life by keeping people awake at night with > their much louder screaming engines. > > Helath and safety measures have increased the power > output (and perceived loudness by adding more noise > and inharmonics) of sirens, so now the vehicles can > speed even faster. While they may get there 20 seconds > earlier and save a life, 10,000 other people along the > route have their peace and concentration shattered. > Cumulatively the adverse health issues (hearing damage, > stress, sleeplessness) plus the loss of productivity > may outweigh any benefits of louder sirens. > Yes this is Schopenhauer for the 21st Century, but > nothing has changed. You can pump 120 dB of doofcar > noise into the street and nobody looks twice, but > if you started pumping poisonous gas into the street > you'll be thrown in jail. Only one kind of pollution > is trendy to decry. > > Meanwhile, car manufacturers build ever quieter > interiors that are impervious to external noise. > So there is a 'war' going on. Drivers want to be > cocooned in a private world, while inflicting their > 'personality' on the outside. This is a pathological > stance. > > New technologies might be optical, or radio, that > allow emergency vehicles to signal ahead to roadside > beacons or dasboard indicators in cars. Satnavs could be > modified to prominently indicate nearby emergency > vehicles. > > Directional demodulation sound could be employed for > sirens as only those in front of the vehicle need to > hear it is coming. > > > > > > > > > On Thu, 8 Jul 2010 22:35:34 +0200 > András Murányi <[email protected]> wrote: > >> On Thu, Jul 8, 2010 at 9:17 PM, hghoyer <[email protected]> wrote: >> >>> Hi, >>> >>> I would be glad if you participate in my brief survey. >>> It is about sounds in computer games and electric cars ... >>> http://research.hghoyer.de/index.php?sid=71581&lang=en >>> >>> Sorry, my question has to do only indirectly related to PD. >>> I am happy you are interested, include evaluation of the survey! >>> >>> Thanks Hans >>> >> >> Interesting stuff. Please let me just drop my 2 cents in: >> (SPOILER ALERT!) >> - Some of the (english language) questions were really hard for to >> understand (maybe because i'm not native english either) >> - Lot of talk about sound with no sounds! I would have been happy to listen >> to different sounds and express my preferences, but deciding on _loose >> descriptions_ of sounds is much harder for me. >> >> Andras > > > -- > Andy Farnell <[email protected]> > > _______________________________________________ > [email protected] mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list _______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
