It's no mystery; there is no denying it. Digital sign
processing, additionally known as surely DSP, is a massive a part of the
Dynaudio line up. You'll discover state-of-the-art DSP chips in the whole thing
from our new Music circle of relatives to our firmware upgradable Focus XD
collection and in our professional products which includes the LYD monitors and
18S subwoofer through presets that offer an excellent fit with our speakers read more:- technoloyintro
The manipulation of numbers
But what's DSP, how does it work, and what takes place to
the tune while processed? I sought to find out so I approach our Chief knowledge
Officer, Jan Abildgaard Pedersen, to analyze extra about the era.
[Christopher Kjærulff, Content Manager] Hi Jan, thank you
for taking the time to take a seat down with me. So, we use DSP in some of our
merchandise which includes the Xeo series, Focus XD series, and in many of our
professional merchandise, but what's it? Can you, for your words, describe what DSP
is?
[Jan Abildgaard Pedersen, CTO] No, hassle. It’s my
satisfaction. Digital signal processing – or more commonly called DSP – is the
numerical manipulation of alerts and we do it in a laptop of sorts; a
microprocessor especially advanced to do complex calculations extraordinarily
quickly.
We paintings with a massive quantity of data and complexity,
and the regular family computer just cannot technique it, so that’s in which
DSP comes into play: it’s a microprocessor that excels at doing multiplications
and additions in nanoseconds read more:- astromanufaction
High-decision audio is sampled 192,000 times every 2d, and
we paintings in stereo, so we get two numbers each 192,000-part of a 2nd. All
that facts is processed within the DSP: calculated, filtered, manipulated – and
it offers us whole control over the system and a sea of possibilities.
However, there’s a announcing in our commercial enterprise:
“the DSP engineer does not recognise the problem but has the answer. The
acoustician knows the problem but can’t visualize the solution, so he doesn’t request
the DSP engineer.”
You require to grasp the interdisciplinary subject of DSP
and acoustics. If you don’t, you would possibly increase solutions for problems
that don’t exist or overlook to restore a hassle because you didn’t know the
solution existed.
Because we consciousness on this interdisciplinarity, we are
able to use the possibilities in virtual signal processing to beautify the
first-class of our sound:
Replicating a well-known piece of art - could you do it?
Obviously, it’s a massive advantage being able to offset irregularities,
preventing lack of statistics, and so forth.? But, ought to you make bigger a
bit greater at the advantages of doing so?
If I ask you to color a reproduction of a famous painting,
you might be capable of reproduce a number of the necessities: shapes, hues,
and so on. But it'd be hard to reproduce the artist’s brushstroke, the small
info, the proper color variations: the things that upload readability.
But, if I requested you to duplicate a series of 20 numbers,
you could do so with out losing any facts inside the manner read more:- healthynessdiet
What we're doing in the analog domain relatively resembles
making a replica of a complicated portray while operating with a series of
numbers is what we do in DSP.
We transmit zeroes and ones: voltage or no voltage. When we
commenced with DSP, a one turned into something above 2.5V, and a 0 something
underneath – the maximum was 5V. If we transmit a one, we would ship a 5V sign
through the cable and acquire, let’s say, four.1V because of resistance within
the cable – a full-size loss, but still very in reality a one. And, the
receiver wouldn’t resend it as a 4.1V signal, as it identified it as a one and
consequently sends 5V. The receiver handiest desires to differentiate among
zeroes and ones.
There is no lack of facts.
With DSP, we can do things that are not possible with
conventional era.
Jan Abildgaard Pedersen, CTO
The Hilbert remodel
Also, DSP offers manage. We have a great deal more control
over the process and transmission, as we don’t have any factor tolerances to
fear about; the additives are numbers in a software. They don’t trade. If we
produce 1,000 loudspeakers with DSP – they’ll all be the identical.
This permits us to paintings with very steep curves as we're
free from the side consequences of element tolerances. The predictability of
DSP is unique, and that predictability manner we are able to paintings with
higher order crossover designs without any troubles in any respect.
Another benefit is opportunity. With DSP, we will do things
that aren't possible with conventional generation. In an analog crossover with
normal electronic additives, you cannot change electricity input at specific
frequencies with out changing the segment of the loudspeaker, and the section
shift might be extraordinary at distinct frequencies read more:- multimucation
