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  >> Elektronske tehnologije Online >  >> Car Audio & Electronics >> Car Audio & Video Dodatna oprema

Kaj je DSP v avtomobilskem zvoku? Je DSP vreden svoje cene?

Procesorji digitalnih signalov postajajo vse bolj pogosti v sodobnem svetu avtomobilskega zvoka. Zdi se, da so te enote življenjskega pomena za vse navdušence , vendar jih večina ljubiteljev glasbe večinoma ne uporablja.

Številni sodobni avtomobili imajo vgrajen digitalni signalni procesor, mnogi pa ga nimajo, kar vodi do vprašanja, kaj pravzaprav je DSP v avtomobilskem zvoku?

DSP je digitalni signalni procesor, ki ga je mogoče namestiti v avdio sistem katerega koli avtomobila. DSP omogoča neverjetno veliko nadzora nad sistemom in njegovim izhodom. Zagotavlja vso potrebno strojno opremo za delovanje zvočnega sistema z vrhunsko zmogljivostjo in kakovostjo.

Oglejmo si podrobneje, kaj je DSP , ali ga potrebujete ali ne, kako nastaviti DSP in kateri DSP je najboljši za svoj denar .

Ali potrebujem DSP v svojem avtu?

Uporaba DSP v vašem avtomobilu je fantastičen način, da kar najbolje izkoristite katero koli glasbo, ki jo poslušate, vendar to ni pogoj za avtomobilski avdio sistem .

Nekateri avtomobilski avdio sistemi sami po sebi zvenijo odlično, pri čemer je vgrajen EQ v glavni enoti, ki se uporablja v sistemu, odgovoren za vse nastavitve zvoka in dobro opravlja delo.

Ali potrebujete DSP v svojem avtomobilu ali ne, je v celoti odvisno od spodnjih informacij:

  • kako ga nameravate uporabiti
  • zapletenost avdio sistema vašega avtomobila
  • koliko nadzora želite ali potrebujete nad svojim sistemom
  • vaš proračun
  • koliko časa in truda ste pripravljeni porabiti za raziskovanje, namestitev in učenje uporabe DSP.

Če glavna enota, nameščena v vašem avtomobilu, nima časovne poravnave, bo morda potreben DSP, da kar najbolje izkoristite svoj avdio sistem. .

Časovna uskladitev je pomemben vidik avtomobilskega zvoka ker notranjost avtomobila ni najboljši prostor za poslušanje glasbe. Odvisno od oblike avtomobila boste morda slišali zvoke na drugačen način od pričakovanega.

Zvočne signale je treba poslati iz zvočnikov ob pravem času da kar najbolje izkoristite stereo skladbo, ki se uporablja v večini sodobnih posnetkov.

Skoraj vsi sodobni posnetki pesmi so posneti v stereo ali prostorskem načinu, vendar to učinek se izgubi v avdio sistemu brez ustrezne časovne uskladitve. Imeti DSP je najboljši način, da kar najbolje izkoristite zvočne signale, ki potekajo skozi avdio sistem v vašem avtomobilu.

Kot rečeno, vaš sistem lahko zveni odlično brez DSP-ja, DSP pa samo prispeva k sistemu, ki ga že imate. Če dodate DSP, vaš sistem ne bo nenadoma dobro zvenel. Samo ponuja več nadzora nad zvočnimi signali sistema .

Kdaj uporabiti DSP v avtomobilskem zvoku?

  • Če že imate dober sistem v svojem avtomobilu in ga želite optimizirati do najvišjih možnih zmogljivosti ,
  • Če imate proračun in čas za pravilno namestitev in učenje sistema.

Ko ne namestite DSP v avtoavdio

  • Če vse, kar iščete, je čist, glasen avdio sistem za vaš avto.
  • Če ne želite imeti težav z optimizacijo vseh parametrov sistema.
  • če boste namestili sistem in ga nastavili ter zapustili

Boljša možnost za zgornje scenarije je namestitev dobrega EQ.

Ali se DSP splača?

Ko iščete popoln avtomobilski avdio sistem zase, je pomembno razmisliti, kaj točno želite od sistema dobiti , namesto da samo kupujete najdražje komponente, ki si jih lahko privoščite.

Ali boste namestili DSP ali ne, je v celoti odvisno od tega, kako želite, da sistem zveni, in kakovosti vaše trenutne nastavitve .

DSP nikoli ne bo poskrbel za boljši zvok vašega sistema, kot ga lahko doseže sam v smislu zmogljivosti, izhoda in moči. DSP je zasnovan tako, da uporabniku omogoča natančno nastavitev izhoda določenega avdio sistema namesto da bi drastično izboljšali zvok.

Če je vaš sistem že zgrajen do želene kakovosti zvoka, se morda splača dodati DSP za fino nastavitev in natančen nadzor sistema ste namestili.

Če nekatere nadgradnje strojne opreme izboljšajo splošno kakovost zvoka sistema, dodajanje DSP morda ne bo vredno denarja in truda , saj to ne bo povečalo kakovosti zvoka.

DSP vam omogoča natančen nadzor celotnega zvočnega izhoda sistema, vse do natančnega EQ za vsak zvočnik. Tako boste lahko kompenzirali akustične nepravilnosti v avtomobilu, časovno poravnavo in zakasnitve med posameznimi zvočniki . Iz sistema črpa stereo zvok najboljše kakovosti.

DSP ne bo poskrbel za dober zvok zvočnega sistema nizke kakovosti, vendar lahko pomaga izpopolniti že tako visokokakovosten sistem in ga naredite čim boljšega.

Ali se DSP splača ali ne, je odvisno od tega, kako dobro nastavljen mora biti vaš sistem, da zveni kar najbolje, in se ne splača, če morate najprej nadgraditi sistem.

Ali procesorji DSP delujejo s tovarniškimi radii?

Namestitev DSP v avtomobilski avdio sistem je odličen način za izboljšanje in nadzor sistema .

Tovarniški radio v mnogih sodobnih avtomobilih je vgrajen v vmesnik in navigacijo vozila . To pomeni, da odstranitev radia ni tako enostavna kot pred desetletjem. V mnogih primerih bo treba pred namestitvijo novega stereo sistema spremeniti celoten uporabniški vmesnik in navigacijski sistem.

Dobra stvar je, da lahko večina sodobnih avtoradiev prejme nadgradnjo procesorja digitalnega signala .

DSP je običajno vgrajen v sistem, kar pomeni, da se ne zanaša na računalniško integracijo za delovanje in lahko ga namestite s skoraj vsakim standardnim tovarniškim avtoradiem .

Installing a DSP with a factory radio is an excellent way to get the most out of the factory-installed radio without modifying the entire system when installing an aftermarket radio.

A DSP may be integrated into an audio system with a factory radio, providing greater control of the vehicle’s audio system .

Modern cars have radios installed that are compatible with almost all digital signal processors, but when working with older hardware, you will need to be sure that the components are compatible with one another .

It is possible to install a digital signal processor with almost every factory radio, as long as the components will work together .

How to Tune Car Audio DSP for the Best Sound?

Tuning a car audio DSP for the best sound is a complicated endeavor , and there are many ways and methods that can be used to adjust a DSP.

The most significant factor in tuning a car’s audio digital sound processor is the way it sounds. There are many technical and complicated variables, but if the audio in your system sounds good to you , then that is all you need.

When you are setting up the system, you do not have to follow the exact formula. If the process that you use to tune the DSP in your system varies from the settings used by your friend, do not worry. Remember that everyone has different requirements, and if your sound system sounds good to you, you have done well!

That being said, here is an elementary guide for tuning a car audio digital signal processor:

Set the DSP crossovers

The first step is to set the DSP crossovers . The key here is to try and aim for as flat a response from the crossovers as possible, allowing the system’s sound to be as close to reality as possible.

Set the crossovers at the same frequency between tweeter and mid-range, aiming as close to 24dB as possible .

Set the time alignment for each speaker

Next, set the time alignment for each speaker according to the position of your ears when you are sitting in the driver’s seat.

This is not the most straightforward process, but there are online speaker measurement calculators to make the process much less painful. The best calculator I have found is the TRACERITE . It is straightforward to use and makes excellent calculations.

Before start, you have to measure the distance from the speakers to the ears. Make measurements when you are in the driver’s seat and input the numbers for every speaker into a calculator.

The calculator will give you the time alignment figures to input into your DSP.

Apply the time alignment settings into the DSP, focusing the audio on your listening position .

The online calculators have a section that will allow you to shift the central focus of the audio if you want to move it to the middle of the car or to the passenger seat. Simply add the time delay on each speaker according to where you want the focus center to be.

Use EQ for further adjustments.

The next step in tuning the DSP in your car is to EQ the system . For this, it is best to use a pink-noise treatment method.

Play a pink-noise treatment track through each isolated speaker, taking measurements with the DSP to check for any peaking or clipping frequencies .

Cut the undesirable frequencies as you go. Repeat the process for all front speakers individually, then activate all front speakers and play the track again .

Do the same for the rear speakers and repeat the process with all of the speakers playing the track simultaneously.

Adjust the EQ according to what you are hearing, and remove any unpleasant frequencies in the DSP.

Integrate the subwoofer into the system by following the same processes, but EQ the sub according to the bass frequencies you want to hear , rather than balancing the sub with the rest of the speakers.

This is quite a simple process, and you can do this by simply listening to the sub and boosting or cutting the frequencies according to what you hear.

Listen to the entire system with the pink-noise track, and then play your favorite system testing song and make any adjustments that catch your ear .

This is a straightforward setup, and it is a good starting point to dial in the perfect sounding audio system according to your ears.

Should I Buy A Car Amplifier With Built-in DSP Or A Separate DSP Unit?

Digital signal processing has become much cheaper to install into amplifiers than analog signal processing and is simpler to install for amplifier manufacturers.

For these reasons, almost every modern amplifier has some sort of digital signal processor built-in as standard .

However, just because an amplifier has a DSP built-in, it does not mean that it is the best DSP or functions as a DSP. Many cheap modern amps use digital signal processors rather than analog components for ease of use and because they are more cost-effective, not because they improve the audio system .

For this reason, many people wonder if they should buy an amplifier with an integrated DSP or if they should buy an amplifier with no DSP at all and instead buy a separate DSP unit .

The answer comes down to your own personal needs and requirements and what you want the system to do .

If having the control of a DSP is important to you, but you want to save space in your car, and if you don’t mind using whatever DSP the amp manufacturer supplies, then it is worthwhile to buy a good amp with an excellent integrated DSP . In this case, you will probably end up spending the same money on a separate DSP unit later down the line anyway. The excellent amplifiers with built-in DSP are made by Audio Control . These products have exceptional quality and offer excellent performance.

I know Audio Control like for example D-4.800 is not the cheapest one, but if you want to make your car unique with an amazing hi-end system, you should not cut corners, but aim for the top class.

On the other hand, if you want maximum control over your car audio system’s performance, it is better to buy an amplifier and a DSP as separate units.

This setup allows you to choose the exact amplifier and the exact DSP that is best suited for your system and your requirements.

A separate amp and DSP may be more expensive and take up more space in your car, but this is the best way to achieve the highest level of audio quality from your car’s audio system .

How To Choose Best DSP Processor

The DSP you choose for your car audio system depends on the system you are building:

  • Choose the DSP that you want to use, and build the system around the DSP, or
  • Choose the rest of the system components you like and want to use, and then choose a DSP based on the system’s requirements .

The DSP you choose must be compatible with all system components, including the amplifier and the connection terminals .

After you have made sure that the DSP you are using is going to work with the rest of the system, then you must consider the actual functionality of the DSP .

There are thousands of DSP units available. The best one to use after making sure that it will work with your system will be based on the DSP features, the user interface, the EQ and crossover functionality , and the budget you have available.

Choose a DSP based on what it can do and how long it will last. Buy the most versatile and best-sounding DSP you can get your hands on that is also compatible with your system.

Which Is The Best Car Audio DSP For The Money?

There are so many DSP units available today that choosing the best value for money DSP can be tricky.

The best affordable DSP unit available at the moment is the Taramp’s Pro 2.6 S Digital Audio Processor .

This DSP works fantastic for what you pay for. It supports 10.2V peak-top-peak output (3.6 RMS voltage), 3-bad parametric EQ, 10Hz – 20 Hz frequency response, 2 channel input, 6 channel output; it is tiny and really light .

Zaključek

A car audio DSP can be a fantastic addition to a car audio system .

These units allow the best possible audio quality and control from an audio system and improve any car audio system’s fidelity and quality.

Using a DSP will not make an imperfect system sound good, but it will help a good system sound great!

DSP’s can be used with almost any car radio, integrated into any car audio system , and are easily available.

Installing a DSP can be difficult, and tuning it can be even harder , but if you install the right DSP in the right audio system, it will take the system to the next level!

Installing a DSP is highly recommended for anyone who cares passionately about the audio system in their car!


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