---------------------------------------------------------- XDP4000X-List Digest Archive --- Total Messages Posted Wed 07/30/03: 2 ---------------------------------------------------------- Today's Message Index: ---------------------- 1. 04:58 AM - Re: XDP4000X-List Digest: 7 Msgs - 07/29/03 (Christian Arvizo) 2. 05:24 AM - Re: Re: XDP4000X-List Digest: 7 Msgs - 07/29/03 (djpbruss@xs4all.nl) ________________________________ Message 1 _____________________________________ Time: 04:58:44 AM PST US From: "Christian Arvizo" Subject: XDP4000X-List: Re: XDP4000X-List Digest: 7 Msgs - 07/29/03 --> XDP4000X-List message posted by: "Christian Arvizo" I have a Both the cdx-c90 and the xdp-4000, but have yet to hook them up, I will be using the digital hookup on it, do I still need to run a set of patch cords up to the front? Sounds like a stupid question, but I was looking in the manual, and on the diagram, and that was how it was setup on it. Plus I would like to run a cd changer along with the system. Do I still need to run a set of Patch cords up to the BUS IMPUTS on the head unit? Please Help Christian Arvizo >From: XDP4000X-List Digest Server >Reply-To: xdp4000x-list@matronics.com >To: XDP4000X-List Digest List >Subject: XDP4000X-List Digest: 7 Msgs - 07/29/03 >Date: Tue, 29 Jul 2003 23:58:15 -0700 > >* > > ================================================== > Online Versions of Today's List Digest Archive > ================================================== > >Today's complete XDP4000X-List Digest can be also be found in either >of the two Web Links listed below. The .html file includes the Digest >formatted in HTML for viewing with a web browser and features Hyperlinked >Indexes and Message Navigation. The .txt file includes the plain ASCII >version of the XDP4000X-List Digest and can be viewed with a generic >text editor such as Notepad or with a web browser. > >HTML Version: > > >http://www.matronics.com/digest/xdp4000x-list/Digest.XDP4000X-List.2003-07-29.html > >Text Version: > > >http://www.matronics.com/digest/xdp4000x-list/Digest.XDP4000X-List.2003-07-29.txt > > > ================================================ > EMail Version of Today's List Digest Archive > ================================================ > > > XDP4000X-List Digest Archive > --- > Total Messages Posted Tue 07/29/03: 7 > > >Today's Message Index: >---------------------- > > 1. 04:30 AM - Re: Firmware for XDP-4000X ? (Scott Thibault) > 2. 10:16 AM - Re: CDx-C90 XDP-4000x XM-7557 (Scott Thibault) > 3. 10:19 AM - Sony Reference Speakers (Scott Thibault) > 4. 01:15 PM - Re: CDx-C90 XDP-4000x XM-7557 (Bobby Braun) > 5. 02:02 PM - Re: Sony Reference Speakers (Sqxpert@aol.com) > 6. 02:04 PM - Re: CDx-C90 XDP-4000x XM-7557 (Sqxpert@aol.com) > 7. 05:06 PM - Re: CDx-C90 XDP-4000x XM-7557 (Randy Visentine) > > >________________________________ Message 1 >_____________________________________ > > >Time: 04:30:39 AM PST US >From: Scott Thibault >Subject: Re: XDP4000X-List: Firmware for XDP-4000X ? > >--> XDP4000X-List message posted by: Scott Thibault > >the CDX-C90 has not been discontinued in japan it is still a option to >consumers. >just as the reference speakers are still avail in european countries. The >decision >to discontinue the CDX-C90 and the XDP-4000x in the US was most likely >due to poor sales. The car audiophile market is most likely a small niche >market >at best. Most people would rather spend that kind of money on nice home >system >then put it into a car. here is the link to the C90 (scroll to the bottom) >and a really cool navigation (on its own page) unit that sony has >developed: > >http://www.sony.jp/products/me/contents/caraudio/1din.html > >As for the 4000x that definitely has disappeared from the market with the >introduction >Xplod's EQ7 and DSO features. > >dy Visentine wrote: >--> XDP4000X-List message posted by: Randy Visentine > >I think as far a Sony is concerned, the XDP4000x and >C-90 are just a peice of their history - they have >moved on LONG ago and forgotten about "us" - the >mobile audiophiles. We are stuck with what we have - >well Phatbox has gratiously added ONE option for us, >but nothing new will happen to this top-notch set-up. > >Oh well, once these units get old and start to have >major problems, I will just go to Alpine's F-1 since >Sony doesn't support our kind of products anymore. Do >they miss us? Not for a second...Xplod is probably >much more profitable for them. > >Later > >Randy Visentine >Audiophile/Musician/Crazy Guy >C90/XDP4000x >C910/XDP210EQ > > >--- Roland M wrote: > > --> XDP4000X-List message posted by: "Roland M" > > > > > > While it might seem possible at the same time it > > might not be possible. To > > be upgradeable the firmware in the XDP would have to > > be on flash ROM or > > something similar. It may be that the firmware is > > on permanent hardware and > > not changeable without actually changing out chips > > in the unit. > > > > However, even assuming it was flash upgradeable, I > > don't think there has > > ever been any updates released to the general public > > or otherwise--though I > > could be wrong. > > > > Roland M. > > > > > > >From: "Dick Brussee" > > >Reply-To: xdp4000x-list@matronics.com > > >To: > > >Subject: XDP4000X-List: Firmware for XDP-4000X ? > > >Date: Mon, 28 Jul 2003 18:32:56 +0200 > > > > > >--> XDP4000X-List message posted by: "Dick Brussee" > > > > > > > >Hello XDP-heads, > > > > > >Does anybody know if there are any firmware updates > > for the XDP-4000X. It > > >must be possible to do this, because it has a > > RS-232 port on it. I also own > > >a TAE-9000ES home digital preamp and I have > > upgraded it form version 1.10c > > >to 1.18c , 2.01c and finally to version 2.50. It > > sounds better and has more > > >functionality. So I hope Sony has the same for the > > XDP-4000X. > > > > > >Dick Brussee > > > > > > > > > > > > > http://www.matronics.com/archives > > > > > > >__________________________________ >http://sitebuilder.yahoo.com > > >--------------------------------- > >________________________________ Message 2 >_____________________________________ > > >Time: 10:16:45 AM PST US >From: Scott Thibault >Subject: Re: XDP4000X-List: CDx-C90 XDP-4000x XM-7557 > >--> XDP4000X-List message posted by: Scott Thibault > >if I got a seperate amp for the tweeters would I gain anything by not using >the >supplied crossover for the components?? does anyone use the crossover that >comes >with their components with the 4000x? what type of speakers should I >conside >for my rear? > >Roland M wrote:--> XDP4000X-List message posted by: >"Roland >M" > > >I recently got my CDX-C90 deck for my XDP-4000x (neither of which have >been > >installed yet). I am wondering If there is anything I need to know before > >leeping into this project. I will be running the Sony XM-7557 amp with >the > >combo and was wondering if I should purchase a another smaller amp to run > >my tweeters that way I dont have to run another crossover for my mids a > >tweets. I have the same amp that was in that Ferrari that some one posted > >the link to on this forum. > > >If you want to keep the full digital domain crossover (which would be >better) then I think you would be better off getting another amp to bi-amp >the front components. An XM-7527 (I THINK that is the model #) would be a >perfect match. Same amp design just in the two channel model. > > >I noticed that a couple of people have the Phatbox. I was wondering if it > >supports DVD?? this would save me a lot of money on a DVD and CD changer. > >if it does not does anyone have any inside info on when it might?? I >think > >the concept is really cool for the unit why they choose to not add DVD to > >it is beyond me. Since everybody is moving to stored media anyway why not > >they would have a hugh market share. I mean really look at how expensive > >the sony DVD changer is. The phatbox is way more versitile. supports way > >more formats and can adapt to the market through software upgrades unlike > >the C90 and MP3. > >As for the PhatBox, as far as I thought it was a hard drive, not a disc >player. Therefore it wouldn't support DVDs as it has no disc drive in it! >I don't think it will ever support DVDs unless they make a new unit with a >DVD drive in it and a video output. I think this is beyond what the PhatBox >people are looking to do. They just want to make HDDs that store MP3s >pretty much, not DVD players. > >Roland M. > > >--------------------------------- > >________________________________ Message 3 >_____________________________________ > > >Time: 10:19:04 AM PST US >From: Scott Thibault >Subject: XDP4000X-List: Sony Reference Speakers > >--> XDP4000X-List message posted by: Scott Thibault > >Has anyone had a chance to listen to these?? what do you think of them?? I >have >a chance to get a set but am wondering if they are worth the money. I >definitely >can not afford the tweeters that is for sure > > >--------------------------------- > >________________________________ Message 4 >_____________________________________ > > >Time: 01:15:32 PM PST US >From: "Bobby Braun" >Subject: Re: XDP4000X-List: CDx-C90 XDP-4000x XM-7557 > >--> XDP4000X-List message posted by: "Bobby Braun" > >As I understand, by skipping any passive crossovers inline with your front >components, you should gain about +6 db of headroom in your music. I >cannot >back this up, this is just something I heard, I actually use passive >crossovers, since I only run a 3 way system. Honestly I'm happy with what >I'm using, but am curious about what the sound difference would be. >Anyways, if possible, I would suggest not using the crossovers that came >with your components, just use the 4000x. The only reason I don't is >because my amps are too large to all fit, I just ran out of room. > >----- Original Message ----- >From: "Scott Thibault" >Subject: Re: XDP4000X-List: CDx-C90 XDP-4000x XM-7557 > > > > --> XDP4000X-List message posted by: Scott Thibault > > > > > if I got a seperate amp for the tweeters would I gain anything by not >using the supplied crossover for the components?? does anyone use the >crossover that comes with their components with the 4000x? what type of >speakers should I conside for my rear? > > > > Roland M wrote:--> XDP4000X-List message posted by: >"Roland M" > > > > >I recently got my CDX-C90 deck for my XDP-4000x (neither of which have >been > > >installed yet). I am wondering If there is anything I need to know >before > > >leeping into this project. I will be running the Sony XM-7557 amp with >the > > >combo and was wondering if I should purchase a another smaller amp to >run > > >my tweeters that way I dont have to run another crossover for my mids a > > >tweets. I have the same amp that was in that Ferrari that some one >posted > > >the link to on this forum. > > > > > If you want to keep the full digital domain crossover (which would be > > better) then I think you would be better off getting another amp to >bi-amp > > the front components. An XM-7527 (I THINK that is the model #) would be >a > > perfect match. Same amp design just in the two channel model. > > > > >I noticed that a couple of people have the Phatbox. I was wondering if >it > > >supports DVD?? this would save me a lot of money on a DVD and CD >changer. > > >if it does not does anyone have any inside info on when it might?? I >think > > >the concept is really cool for the unit why they choose to not add DVD >to > > >it is beyond me. Since everybody is moving to stored media anyway why >not > > >they would have a hugh market share. I mean really look at how >expensive > > >the sony DVD changer is. The phatbox is way more versitile. supports >way > > >more formats and can adapt to the market through software upgrades >unlike > > >the C90 and MP3. > > > > As for the PhatBox, as far as I thought it was a hard drive, not a disc > > player. Therefore it wouldn't support DVDs as it has no disc drive in >it! > > I don't think it will ever support DVDs unless they make a new unit with >a > > DVD drive in it and a video output. I think this is beyond what the >PhatBox > > people are looking to do. They just want to make HDDs that store MP3s > > pretty much, not DVD players. > > > > Roland M. > > > > > > --------------------------------- > > > > >________________________________ Message 5 >_____________________________________ > > >Time: 02:02:59 PM PST US >From: Sqxpert@aol.com >Subject: Re: XDP4000X-List: Sony Reference Speakers > >--> XDP4000X-List message posted by: Sqxpert@aol.com > >i have never seen them , any links? > > >tim koehle > > >________________________________ Message 6 >_____________________________________ > > >Time: 02:04:25 PM PST US >From: Sqxpert@aol.com >Subject: Re: XDP4000X-List: CDx-C90 XDP-4000x XM-7557 > >--> XDP4000X-List message posted by: Sqxpert@aol.com > >i think you have some flexability in using the 4kx , if it doesn work well >for you , you can allways go back to the passives > > >tim koehle > > >________________________________ Message 7 >_____________________________________ > > >Time: 05:06:15 PM PST US >From: Randy Visentine >Subject: Re: XDP4000X-List: CDx-C90 XDP-4000x XM-7557 > >--> XDP4000X-List message posted by: Randy Visentine > >Yup - that is correct. > >This happens because the higher frequencies actually >"Ride On Top" of the larger low frequency waveforms. >So, you have a 100Hz sine at 50 Watts, and as it >reaches the peak of it's wave, add another equal >amplitude sine at say 5KHz, the 5KHz sine will peak >ABOVE the 100Hz's peak since it is being "Added" to >it. > >Once you actively filter the signal and present the >amp with a limited bandwidth signal, it can produce >this dedicated range of frequencies louder, and with >more control since there are no passive L/C components >to hinder damping factor at the amp's outputs. >Passive L/C networks also cause phase issues that the >XDP will avoid if used to its potential. > >Even just bi-amping through my XM-7547 and it's analog >then adding the XDP-4000x and using it's digital >crossover and time correction made it down-right >jaw-dropping! > >Do away with those passive crossovers, and BI-AMP. >You get more volume, better damping factor - >especially on the tweeter, and a time aligned front >stage. A no-brainer in my book. > >If you don't like the XDP-s crossover selection, use >the analog crossover in the amp (most amps have one or >more) to tweak the frequency to your liking. You can >still use the XDP's time correction as long as you >bypass the XDP-s crossover by setting the "Slope" to >"0" which bypasses it, and assuming your amp has >dedicated inputs with a crossover on each to allow 4 >inputs and a HP/LP crossover. > > >You won't be disappointed, but it does take a bit of >tweaking on the delays to achieve bliss. > >Later, > >Randy Visentine >Audiophile/Musician/Crazy Guy >C90/XDP4000x >C910/XDP210EQ > >--- Bobby Braun wrote: > > --> XDP4000X-List message posted by: "Bobby Braun" > > > > > > As I understand, by skipping any passive crossovers > > inline with your front > > components, you should gain about +6 db of headroom > > in your music. I cannot > > back this up, this is just something I heard, I > > actually use passive > > crossovers, since I only run a 3 way system. > > Honestly I'm happy with what > > I'm using, but am curious about what the sound > > difference would be. > > Anyways, if possible, I would suggest not using the > > crossovers that came > > with your components, just use the 4000x. The only > > reason I don't is > > because my amps are too large to all fit, I just ran > > out of room. > > > > >__________________________________ >http://sitebuilder.yahoo.com > > ________________________________ Message 2 _____________________________________ Time: 05:24:34 AM PST US Subject: Re: XDP4000X-List: Re: XDP4000X-List Digest: 7 Msgs - 07/29/03 From: djpbruss@xs4all.nl --> XDP4000X-List message posted by: djpbruss@xs4all.nl Yes, If you want to listen to your tuner.... tuner is analog and needs those bus inputs.... Dick Brussee > --> XDP4000X-List message posted by: "Christian Arvizo" > > > I have a Both the cdx-c90 and the xdp-4000, but have yet to hook them up, > I > will be using the digital hookup on it, do I still need to run a set of > patch cords up to the front? Sounds like a stupid question, but I was > looking in the manual, and on the diagram, and that was how it was setup > on > it. Plus I would like to run a cd changer along with the system. Do I > still need to run a set of Patch cords up to the BUS IMPUTS on the head > unit? Please Help > > Christian Arvizo > > >>From: XDP4000X-List Digest Server >>Reply-To: xdp4000x-list@matronics.com >>To: XDP4000X-List Digest List >>Subject: XDP4000X-List Digest: 7 Msgs - 07/29/03 >>Date: Tue, 29 Jul 2003 23:58:15 -0700 >> >>* >> >> ================================================== >> Online Versions of Today's List Digest Archive >> ================================================== >> >>Today's complete XDP4000X-List Digest can be also be found in either >>of the two Web Links listed below. The .html file includes the Digest >>formatted in HTML for viewing with a web browser and features Hyperlinked >>Indexes and Message Navigation. The .txt file includes the plain ASCII >>version of the XDP4000X-List Digest and can be viewed with a generic >>text editor such as Notepad or with a web browser. >> >>HTML Version: >> >> >>http://www.matronics.com/digest/xdp4000x-list/Digest.XDP4000X-List.2003-07-29.html >> >>Text Version: >> >> >>http://www.matronics.com/digest/xdp4000x-list/Digest.XDP4000X-List.2003-07-29.txt >> >> >> ================================================ >> EMail Version of Today's List Digest Archive >> ================================================ >> >> >> XDP4000X-List Digest Archive >> --- >> Total Messages Posted Tue 07/29/03: 7 >> >> >>Today's Message Index: >>---------------------- >> >> 1. 04:30 AM - Re: Firmware for XDP-4000X ? (Scott Thibault) >> 2. 10:16 AM - Re: CDx-C90 XDP-4000x XM-7557 (Scott Thibault) >> 3. 10:19 AM - Sony Reference Speakers (Scott Thibault) >> 4. 01:15 PM - Re: CDx-C90 XDP-4000x XM-7557 (Bobby Braun) >> 5. 02:02 PM - Re: Sony Reference Speakers (Sqxpert@aol.com) >> 6. 02:04 PM - Re: CDx-C90 XDP-4000x XM-7557 (Sqxpert@aol.com) >> 7. 05:06 PM - Re: CDx-C90 XDP-4000x XM-7557 (Randy Visentine) >> >> >>________________________________ Message 1 >>_____________________________________ >> >> >>Time: 04:30:39 AM PST US >>From: Scott Thibault >>Subject: Re: XDP4000X-List: Firmware for XDP-4000X ? >> >>--> XDP4000X-List message posted by: Scott Thibault >> >>the CDX-C90 has not been discontinued in japan it is still a option to >>consumers. >>just as the reference speakers are still avail in european countries. The >>decision >>to discontinue the CDX-C90 and the XDP-4000x in the US was most likely >>due to poor sales. The car audiophile market is most likely a small niche >>market >>at best. Most people would rather spend that kind of money on nice home >>system >>then put it into a car. here is the link to the C90 (scroll to the >> bottom) >>and a really cool navigation (on its own page) unit that sony has >>developed: >> >>http://www.sony.jp/products/me/contents/caraudio/1din.html >> >>As for the 4000x that definitely has disappeared from the market with the >>introduction >>Xplod's EQ7 and DSO features. >> >>dy Visentine wrote: >>--> XDP4000X-List message posted by: Randy Visentine >> >>I think as far a Sony is concerned, the XDP4000x and >>C-90 are just a peice of their history - they have >>moved on LONG ago and forgotten about "us" - the >>mobile audiophiles. We are stuck with what we have - >>well Phatbox has gratiously added ONE option for us, >>but nothing new will happen to this top-notch set-up. >> >>Oh well, once these units get old and start to have >>major problems, I will just go to Alpine's F-1 since >>Sony doesn't support our kind of products anymore. Do >>they miss us? Not for a second...Xplod is probably >>much more profitable for t > hem. >> >>Later >> >>Randy Visentine >>Audiophile/Musician/Crazy Guy >>C90/XDP4000x >>C910/XDP210EQ >> >> >>--- Roland M wrote: >> > --> XDP4000X-List message posted by: "Roland M" >> > >> > >> > While it might seem possible at the same time it >> > might not be possible. To >> > be upgradeable the firmware in the XDP would have to >> > be on flash ROM or >> > something similar. It may be that the firmware is >> > on permanent hardware and >> > not changeable without actually changing out chips >> > in the unit. >> > >> > However, even assuming it was flash upgradeable, I >> > don't think there has >> > ever been any updates released to the general public >> > or otherwise--though I >> > could be wrong. >> > >> > Roland M. >> > >> > >> > >From: "Dick Brussee" >> > >Reply-To: xdp4000x-list@matronics.com >> > >To: >> > >Subject: XDP4000X-List: Firmware for XDP-4000X ? >> > >Date: Mon, 28 Jul 2003 18:32:56 +0200 >> > > >> > >--> XDP4000X-List message posted by: "Dick Brussee" >> > >> > > >> > >Hello XDP-heads, >> > > >> > >Does anybody know if there are any firmware updates >> > for the XDP-4000X. It >> > >must be possible to do this, because it has a >> > RS-232 port on it. I also own >> > >a TAE-9000ES home digital preamp and I have >> > upgraded it form version 1.10c >> > >to 1.18c , 2.01c and finally to version 2.50. It >> > sounds better and has more >> > >functionality. So I hope Sony has the same for the >> > XDP-4000X. >> > > >> > >Dick Brussee >> > > >> > >> > >> > >> > >> > http://www.matronics.com/archives >> > >> > >> >> >>__________________________________ >>http://sitebuilder.yahoo.com >> >> >>--------------------------------- >> >>________________________________ Message 2 >>_____________________________________ >> >> >>Time: 10:16:45 AM PST US >>From: Scott Thibault >>Subject: Re: XDP4000X-List: CDx-C90 XDP-4000x XM-7557 >> >>--> XDP4000X-List message posted by: Scott Thibault >> >>if I got a seperate amp for the tweeters would I gain anything by not >> using >>the >>supplied crossover for the components?? does anyone use the crossover >> that >>comes >>with their components with the 4000x? what type of speakers should I >>conside >>for my rear? >> >>Roland M wrote:--> XDP4000X-List message posted by: >>"Roland >>M" >> >> >I recently got my CDX-C90 deck for my XDP-4000x (neither of which have >>been >> >installed yet). I am wondering If there is anything I need to know >> before >> >leeping into this project. I will be running the Sony XM-7557 amp with >>the >> >combo and was wondering if I should purchase a another smaller amp to >> run >> >my tweeters that way I dont have to run another crossover for my mids a >> >tweets. I have the same amp that was in that Ferrari that some one >> posted >> >the link to on this forum. >> > >>If you want to keep the full digital domain crossover (which would be >>better) then I think you would be better off getting another amp to >> bi-amp >>the front components. An XM-7527 (I THINK that is the model #) would be a >>perfect match. Same amp design just in the two channel model. >> >> >I noticed that a couple of people have the Phatbox. I was wondering if >> it >> >supports DVD?? this would save me a lot of money on a DVD and CD >> changer. >> >if it does not does anyone have any inside info on when it might?? I >>think >> >the concept is really cool for the unit why they choose to not add DVD >> to >> >it is beyond me. Since everybody is moving to stored media anyway why >> not >> >they would have a hugh market share. I mean really look at how >> expensive >> >the sony DVD changer is. The phatbox is way more versitile. supports >> way >> >more formats and can adapt to the market through software upgrades >> unlike >> >the C90 and MP3. >> >>As for the PhatBox, as far as I thought it was a hard drive, not a disc >>player. Therefore it wouldn't support DVDs as it has no disc drive in it! >>I don't think it will ever support DVDs unless they make a new unit with >> a >>DVD drive in it and a video output. I think this is beyond what the >> PhatBox >>people are looking to do. They just want to make HDDs that store MP3s >>pretty much, not DVD players. >> >>Roland M. >> >> >>--------------------------------- >> >>________________________________ Message 3 >>_____________________________________ >> >> >>Time: 10:19:04 AM PST US >>From: Scott Thibault >>Subject: XDP4000X-List: Sony Reference Speakers >> >>--> XDP4000X-List message posted by: Scott Thibault >> >>Has anyone had a chance to listen to these?? what do you think of them?? >> I >>have >>a chance to get a set but am wondering if they are worth the money. I >>definitely >>can not afford the tweeters that is for sure >> >> >>--------------------------------- >> >>________________________________ Message 4 >>_____________________________________ >> >> >>Time: 01:15:32 PM PST US >>From: "Bobby Braun" >>Subject: Re: XDP4000X-List: CDx-C90 XDP-4000x XM-7557 >> >>--> XDP4000X-List message posted by: "Bobby Braun" >> >> >>As I understand, by skipping any passive crossovers inline with your >> front >>components, you should gain about +6 db of headroom in your music. I >>cannot >>back this up, this is just something I heard, I actually use passive >>crossovers, since I only run a 3 way system. Honestly I'm happy with >> what >>I'm using, but am curious about what the sound difference would be. >>Anyways, if possible, I would suggest not using the crossovers that came >>with your components, just use the 4000x. The only reason I don't is >>because my amps are too large to all fit, I just ran out of room. >> >>----- Original Message ----- >>From: "Scott Thibault" >>Subject: Re: XDP4000X-List: CDx-C90 XDP-4000x XM-7557 >> >> >> > --> XDP4000X-List message posted by: Scott Thibault >> >> > >> > if I got a seperate amp for the tweeters would I gain anything by not >>using the supplied crossover for the components?? does anyone use the >>crossover that comes with their components with the 4000x? what type of >>speakers should I conside for my rear? >> > >> > Roland M wrote:--> XDP4000X-List message posted >> by: >>"Roland M" >> > >> > >I recently got my CDX-C90 deck for my XDP-4000x (neither of which >> have >>been >> > >installed yet). I am wondering If there is anything I need to know >>before >> > >leeping into this project. I will be running the Sony XM-7557 amp >> with >>the >> > >combo and was wondering if I should purchase a another smaller amp to >>run >> > >my tweeters that way I dont have to run another crossover for my mids >> a >> > >tweets. I have the same amp that was in that Ferrari that some one >>posted >> > >the link to on this forum. >> > > >> > If you want to keep the full digital domain crossover (which would be >> > better) then I think you would be better off getting another amp to >>bi-amp >> > the front components. An XM-7527 (I THINK that is the model #) would >> be >>a >> > perfect match. Same amp design just in the two channel model. >> > >> > >I noticed that a couple of people have the Phatbox. I was wondering >> if >>it >> > >supports DVD?? this would save me a lot of money on a DVD and CD >>changer. >> > >if it does not does anyone have any inside info on when it might?? I >>think >> > >the concept is really cool for the unit why they choose to not add >> DVD >>to >> > >it is beyond me. Since everybody is moving to stored media anyway why >>not >> > >they would have a hugh market share. I mean really look at how >>expensive >> > >the sony DVD changer is. The phatbox is way more versitile. supports >>way >> > >more formats and can adapt to the market through software upgrades >>unlike >> > >the C90 and MP3. >> > >> > As for the PhatBox, as far as I thought it was a hard drive, not a >> disc >> > player. Therefore it wouldn't support DVDs as it has no disc drive in >>it! >> > I don't think it will ever support DVDs unless they make a new unit >> with >>a >> > DVD drive in it and a video output. I think this is beyond what the >>PhatBox >> > people are looking to do. They just want to make HDDs that store MP3s >> > pretty much, not DVD players. >> > >> > Roland M. >> > >> > >> > --------------------------------- >> > >> >> >>________________________________ Message 5 >>_____________________________________ >> >> >>Time: 02:02:59 PM PST US >>From: Sqxpert@aol.com >>Subject: Re: XDP4000X-List: Sony Reference Speakers >> >>--> XDP4000X-List message posted by: Sqxpert@aol.com >> >>i have never seen them , any links? >> >> >>tim koehle >> >> >>________________________________ Message 6 >>_____________________________________ >> >> >>Time: 02:04:25 PM PST US >>From: Sqxpert@aol.com >>Subject: Re: XDP4000X-List: CDx-C90 XDP-4000x XM-7557 >> >>--> XDP4000X-List message posted by: Sqxpert@aol.com >> >>i think you have some flexability in using the 4kx , if it doesn work >> well >>for you , you can allways go back to the passives >> >> >>tim koehle >> >> >>________________________________ Message 7 >>_____________________________________ >> >> >>Time: 05:06:15 PM PST US >>From: Randy Visentine >>Subject: Re: XDP4000X-List: CDx-C90 XDP-4000x XM-7557 >> >>--> XDP4000X-List message posted by: Randy Visentine >> >> >>Yup - that is correct. >> >>This happens because the higher frequencies actually >>"Ride On Top" of the larger low frequency waveforms. >>So, you have a 100Hz sine at 50 Watts, and as it >>reaches the peak of it's wave, add another equal >>amplitude sine at say 5KHz, the 5KHz sine will peak >>ABOVE the 100Hz's peak since it is being "Added" to >>it. >> >>Once you actively filter the signal and present the >>amp with a limited bandwidth signal, it can produce >>this dedicated range of frequencies louder, and with >>more control since there are no passive L/C components >>to hinder damping factor at the amp's outputs. >>Passive L/C networks also cause phase issues that the >>XDP will avoid if used to its potential. >> >>Even just bi-amping through my XM-7547 and it's analog >>then adding the XDP-4000x and using it's digital >>crossover and time correction made it down-right >>jaw-dropping! >> >>Do away with those passive crossovers, and BI-AMP. >>You get more volume, better damping factor - >>especially on the tweeter, and a time aligned front >>stage. A no-brainer in my book. >> >>If you don't like the XDP-s crossover selection, use >>the analog crossover in the amp (most amps have one or >>more) to tweak the frequency to your liking. You can >>still use the XDP's time correction as long as you >>bypass the XDP-s crossover by setting the "Slope" to >>"0" which bypasses it, and assuming your amp has >>dedicated inputs with a crossover on each to allow 4 >>inputs and a HP/LP crossover. >> >> >>You won't be disappointed, but it does take a bit of >>tweaking on the delays to achieve bliss. >> >>Later, >> >>Randy Visentine >>Audiophile/Musician/Crazy Guy >>C90/XDP4000x >>C910/XDP210EQ >> >>--- Bobby Braun wrote: >> > --> XDP4000X-List message posted by: "Bobby Braun" >> > >> > >> > As I understand, by skipping any passive crossovers >> > inline with your front >> > components, you should gain about +6 db of headroom >> > in your music. I cannot >> > back this up, this is just something I heard, I >> > actually use passive >> > crossovers, since I only run a 3 way system. >> > Honestly I'm happy with what >> > I'm using, but am curious about what the sound >> > difference would be. >> > Anyways, if possible, I would suggest not using the >> > crossovers that came >> > with your components, just use the 4000x. The only >> > reason I don't is >> > because my amps are too large to all fit, I just ran >> > out of room. >> > >> >> >>__________________________________ >>http://sitebuilder.yahoo.com >> >> > >