Sub getting louder

Diablo

Active member
I've had my Z-5500s for about a month now, and the sub seems to be getting a heck of a lot louder recently. I've not done anything with the settings. How long does it usually take to burn in the Sub?
 
it kinda depends it can take 2 weeks to burn in the sub but yeah diablo its normal for the sub getting louder when getting burned in :) u just gotta be careful not to turn the volume up really loud :D
 
Good to know, just wanted to make sure it wasn't something in the electricery department going wrong. Also I have a pretty bad ringing in my ears...Orion - Metallica starts quiet
 
Amazing speakers, not particularly high fidelity sound (compared to the decent stereo speakers I have acting as the front speakers) but really loud and decent punch when you need them. Definitely worth the money, but I pity the person I live next door to next year :D
 
haha well i got lucky cause my neighbors dont care when i turn up my sub :D to about 50% :) but i must admit the speakers/sub sound great for this price of money my sub even goes louder then my dads home cinema sub and its a 12''
 
name='Diablo' said:
I've had my Z-5500s for about a month now, and the sub seems to be getting a heck of a lot louder recently. I've not done anything with the settings. How long does it usually take to burn in the Sub?

The sub shouldn't get louder when ran in. All that will happen is it will get deeper and produce more frequencies. However, in this day and age wear in isn't necessary because the spider and surround are built differently these days.

It cannot possibly get louder due to the voice coil as that doesn't change.

Either the signal going to it has improved (maybe you had a bad cable) or the connection is flaky.
 
Also, if you are listening to music (as it seems) then it could be as simple as the source file or disc being recorded with a higher DB.

If it's MP3 and you are using WMP then there is a setting to level off the MP3 making them all the same. Bitrate of the MP3 also increases quality which will appear louder if everything is clearer. Also remember that different instruments produce different frequencies. If your sub is say, 8" and is tuned to a certain frequency then the notes hit by certain instruments will be right on that frequency and be produced more clearly. Those tones will hit you a lot harder than ones your subwoofer can not produce (low 20s).

I used to use a couple of trapezoidal horns loaded with 18" subs. For the most part they would sit there idle as higher frequencies were tuned out by the crossover. All of a sudden they would recieve a low frequency and the entire street would shake :D
 
Actually its the same music, I'm guessing the songs I'm listening to have bass at lower frequencies which are getting through now that the sub has worn in. The voice coil isn't the only factor in the loudness as the cone will vibrate from the coil. As it gets worn in, the seal around the cone gets softer so increases the flexibility and thus vibrations on the cone. Wearing in is always advised, I've never heard a speaker shop advise against it.

Most of my stuff is at 256kbps AAC or wavs/flats so I doubt that is the reason. Most sound cards set a crossover, I remember the Asus D2X had an adjustable one (so I set that about 120Hz on the old 5.1 I had). I have no idea what the creatives are.
 
Are Creative still made by Cambridge audio? Or have they gone off on their own now?

Cambridge always did the run ins before they left the production line. However, on cheaper speakers (non Audiophile) the standards were not as exacting.

Where I worked (Swisstone elec to the trade industry or Rogers to the BBC and other high flight companies) we used to do a brief run in using a test sine wave to pump the cones in and out and loosen them. This wasn't deemed necessary most of the time though as it just wasn't needed. The cones themselves were light and the surrounds and spiders were soft. They were tested in a sound proof room where they played into a microphone in order to meet certain criteria. If they passed they were deemed fit for use straight away and guaranteed not to change in tone or pitch.

Mind you I sometimes forget (because I worked there for six years) that they were about £4000 a set :D
 
Cambridge audio have been separate for some time AFAIK. They make some pretty decent stuff, their A1 Amp is about the best low budget one I've heard, and their 6 series is really good.

I guess some of the run in comes down to the weight and size of the cone and driver. The Woofer is 10" long throw so I assume it weighs a fair bit.
 
actually with my sub it was completely different when i first had the Z-5500s they werent as loud as they were now when a sub gets burned in it will get louder actually that happended to me :) and to everyone who i see who has subs :)
 
It doesn't burn in dude. The voice coil is made from wound copper. It is wrapped over a number of matierials, depending on the quality of the speaker. It can be cardboard, Kapton or alu. Once wound it then sits between a pole pierce and a magnet and the braid wires come out and go into your amplifier. It has a w/m sensitivity and that doesn't change, nor do the characteristics of the copper coil itself (well unless you overload it and it blows).

The only thing that can happen sometimes is the cone will loosen up and move more freely. But that won't make it 'louder' it will just make it play certain tones more clearly. So whilst it may seem louder it isn't, it's just using more of the audio spectrum.
 
the only thing i like about the z5500 is the sub. other than that i think he speakers are crap, the drivers are to small and you loose all your mids. i myself use the Klipsch pro media 2.1. the quality kicks the ass of my z5500, even though the sub is only 6" in packs a HUGE punch. unfortunately i cant hook up my z5500 sub. but even in a 4000sq foot house that i live in, my little 6" shakes the whole place, and my z5500 shakes mine and the house next door lol. and i never had to burn in my klipsch. but if i want real sound quality i will hook my pc up to my klipsch palladium series and listen to the most flawless audio there is. unfortunately its hard to find songs with really high quality, 128bit music sounds like garbage.
 
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