Meridian Audio 8082 User Manual

808.2  
Signature Reference Compact Disc Player  
Product highlights  
Highest quality CD player ever offered  
by Meridian  
Unique new proprietary filter with  
‘apodizing’ performance realises the  
promise of Compact Disc  
New, improved DSP, CPU, clocking,  
decoding, buffering and analogue  
circuitry  
SpeakerLink RJ45 single-wire audio/  
control interfacing capability  
808.2 Player-only version, or 808.2i  
Player/Preamplifier version including  
built-in stereo preamp functionality  
S/PDIF coaxial and RJ45 balanced  
(AES/EBU) digital outputs for  
connection to Meridian DSP  
Loudspeakers or controllers  
Meridian is the acknowledged leader in  
high-performance Compact Disc playback,  
and has held that pre-eminent position since  
the release of the world’s first audiophile CD  
player, the MCD, in 1984. Over the last two  
decades, Meridian has introduced no less  
than two dozen CD player models, each one  
better than the last; each one redefining the  
state of the Compact Disc art.  
The 808 was the best CD player we had  
ever made – until the 808.2. For a quarter  
of a century, Meridian has been making the  
finest audiophile CD players. And now, with  
the 808.2, we have made our best ever.  
Balanced and unbalanced  
analogue outputs, fixed or variable for  
connection to preamp or power amp  
Meridian has been deeply involved in  
developing technologies for higher quality  
sound and for higher resolution delivery.  
In fact, our technology was chosen to give  
the ultimate sound on DVD and blue-laser  
formats.  
This steady process of improving CD  
performance has been recognized by more  
than 50 awards and has made Meridian  
absolutely synonymous with the very best in  
Compact Disc.  
But, for a music lover the over-riding factors  
in selecting content are first the catalogue,  
then quality and finally convenience.  
The 808 was introduced in 2004 to  
immediate acclaim. Meridian hailed it as the  
best CD player they had ever made. But,  
since then, developments in technology and  
innovations conceived in Meridian’s own R&D  
laboratories have made it possible to better  
even the best.  
CD has an amazing depth of catalogue,  
and if you are looking for a piece of music,  
chances are that it’s on Compact Disc, and  
that you have a choice of recordings. You  
may find a download, but the quality or value  
will likely be lower and no matter how fine  
a new niche format may sound, if the music  
you want isn’t available, then it has only  
passing interest.  
Meridian Audio Limited  
Latham Road, Huntingdon  
Cambridgeshire PE29 6YE, UK  
T +44(0)1480 445678  
F +44(0)1480 445686  
Now, Meridian introduces the 808.2: a proud  
member of the 800 Reference Series and one  
specifically developed to render the ultimate  
performance possible today from the CD  
medium.  
Meridian America Inc.  
8055 Troon Circle, Suite C  
Austell, GA 30168-7849, USA  
T +1(404) 344 7111  
All the more reason, then, to continue our  
quest to make Compact Disc sound the  
very best it can. 808.2 inherits Meridian’s  
25-year tradition of award-winning players,  
yet sets a whole new benchmark.  
F +1(404) 346 7111  
808.2  
Signature Reference Compact Disc Player  
The press on Meridian’s CD players…  
Why the 808?  
48-bit internal precision. This is ‘true’ DSP  
upsampling, completely redesigned for the  
808.2 and unlike anything else available in  
the marketplace. This upsampling allows  
conversion-related filtering to take place  
far above the limits of human hearing, so  
there are no artefacts added to the sound –  
simply the pure music.  
Meridian decided to introduce the 808  
Signature Reference Compact Disc Player  
for several reasons. We have been both  
surprised and pleased by increasing  
levels of interest in our popular G Series  
CD players: this tells us that there is a  
strong element of listeners who do not  
want pictures or complications attached  
to their music enjoyment, and wish to take  
advantage of the extensive selection that is  
available on no medium, to date, other than  
Compact Disc.  
Meridian CD Player  
“…a breakthrough for CD players. …[Soundstage] is  
where the Meridian renders the competition irrelevant  
and worthless.”  
— The Absolute Sound, Winter 1985  
Meridian Pro-MCD  
“I suspect that [the Meridian Pro-MCD] will be the first  
CD player to be regarded as a ‘classic’!”  
—Hi-Fi News & Record Review, Feb 1986  
The 808.2 employs the latest, exquisite  
multi-bit over-sampled delta-sigma D/A  
converters, combined with a matching  
proprietary analogue output stage of the  
highest quality, completely redesigned for  
the 808.2.  
Meridian 207  
“The original Pro-MCD set the benchmark in its day,  
but the 207-Pro was the radical step, placing Meridian  
for all time in the CD player hall of fame.”  
—Hi-Fi Choice, June 1990  
Thus the 808.2 is offered as an exquisite  
CD-only player, embodying the very best of  
our art and technology. And the 808.2 is a  
‘signature’ model – each one hand-signed  
by Meridian’s founders, Robert Stuart and  
Allen Boothroyd.  
“There is nothing else on the market remotely like the  
Meridian 207… It is…one of the finest-sounding CD  
players on the market.”  
Delivering the promise of CD  
—Sydney Morning Herald, Aug 1988  
The new model includes many other  
new features, including the RJ45-based  
SpeakerLink interfacing system, allowing  
a direct single-cable link from the 808.2  
to Meridian DSP speakers via convenient,  
easily-installed CAT-5 cabling. But the  
most significant is the new, proprietary  
digital filter system developed by Meridian  
and included for the first time in the new  
808.2.  
Meridian 602/606  
“In Meridian we might be looking at a company that  
has a real contribution to make towards raising CD  
performance.”  
Meridian’s 808.2 is the latest in a series of  
optical disc players that use a specially-  
selected ROM drive for reading. The  
ROM drive allows multiple passes to be  
made, ensuring that the correct data are  
recovered from the disc and improving  
Compact Disc’s error-correction a  
hundredfold. It also allows complete  
buffering of the recovered data.  
—Audiophile, June 1991  
“…the 602 [via the 606] was damn near impossible to  
fault… Its resolution of the subtlest treble details was  
intricate to the point of being exquisite… the 602/606  
turned out to be a very ‘special’ combination.”  
—Hi-Fi Choice, July 1991  
Meridian 508  
High-resolution audio prefers sample rates  
and bit depths higher than the 44.1kHz 16-  
bit CD format. For this reason our top-end  
CD players have incorporated resolution  
enhancement that includes upsampling.  
808.2 perfectly upscales its outputs  
to 176.4kHz and 24 bits, significantly  
improving the sound.  
“…the Meridian 508.24…the world’s best single-box  
player and used as a reference machine by renowned  
US publication Stereophile… brings out aspects of  
music that most players can merely hint at…”  
—Audio & Video Lifestyle, 1999  
To ensure the lowest possible jitter, 808.2  
incorporates an entirely new clocking  
regime and employs three buffers, two of  
which are used as FIFOs in a completely  
redesigned buffering environment.  
“…the 508.24’s measured performance reveals that  
Bob Stuart and his talented digital design team have  
done a fabulous job.”  
—Stereophile, May 1998  
By the time the data is passed to the DACs  
or the digital output, the jitter is incredibly  
low – in fact 808.2 has the lowest jitter  
we have ever measured on a CD player:  
even better than the original 808’s 90  
picoseconds, with the jitter spectrum held  
below 0.1Hz.  
But upsampling alone cannot improve on  
one aspect of CD: the original sampling  
rate of the recording. Digital audio captures  
sound up to half the sample rate and  
you have to filter out any meaningless  
information above that frequency (22kHz in  
the case of CD).  
Meridian 800  
“…the 800 is perhaps the finest overall CD player I’ve  
ever laid ears on. When you consider that there are  
some CD-only players round that demand this outlay,  
the price tag doesn’t seem all that eye-watering…  
Takes audio to another level…. Without doubt the  
finest optical disc playing system we’ve encountered.”  
—HiFi World, December 2002  
“…I found that the Meridian… was clearly superior…  
not just to my reference components, but to any other  
CD front ends that I’ve auditioned or reviewed.…  
The performance of Meridian’s 800/861 with CDs is  
superior to the performance you get with the great  
majority of SACDs  
The signal path includes proprietary error  
correction and concealment, and Meridian’s  
acclaimed ‘Resolution Enhancement’  
DSP, in which the original 44.1kHz, 16-bit  
audio is upsampled to 176.4kHz, 24-bit in  
a new 150MIPs processor operating with  
Traditionally, the steep filters required to  
do this job have audibly degraded the  
sound. The earliest analogue filters caused  
enormous phase shifts at high frequencies,  
and with digital linear-phase filters a big  
issue was the introduction of pre-echoes.  
and DVD-As through any player.”  
—Absolute Sound, December 2003  
Meridian 808  
“The 808 is worth every penny asked for it. …this deck  
is head and shoulders above almost everything else  
I have ever heard. It’s beautiful, well built and sounds  
wonderful… After listening to this player for the last  
three months at least six (sometimes 10-12) hours a  
day, I’m still as infatuated with it as the day it arrived.  
The main thing is that the Meridian 808 is an extremely  
musical player that gets it right on all levels.”  
—Tone Audio, Issue 8, 2007  
Each 808.2 unit is individually hand-signed by the founders of Meridian,  
Bob Stuart and Allen Boothroyd.  
808.2  
Signature Reference Compact Disc Player  
808.2 rear panel – the 808.2i is shown, with analogue and digital inputs  
Meridian’s goal was to invent a technology  
that stripped away this fundamental  
limitation in the making of the CD, taking the  
listener right back to the original higher-  
resolution sound – no mean ambition,  
nor a trivial task. But Meridian’s founder,  
Bob Stuart, was sure that high-definition  
sound could be achieved without excessive  
sample rates – if the filters were right.  
Bob authored an Audio Engineering Society  
paper on high definition audio in 2004 in  
which he recommended the development  
of ‘apodizing’ filters – filters that were  
minimum phase, with no ripple, causing no  
pre-echo: and thus offering perfect timing.  
He predicted they would even be able to fix  
problems in the origination process itself.  
Additional panel controls are accessed via the front left flap nerxt to the main controls.  
Outline Specifications  
Comms  
Two 5-pin 240° DIN sockets for Meridian  
Comms, and RS232 full remote/configuration  
interface. Three programmable 12v trigger  
outputs. RJ45 for single-cable connection to  
other Meridian equipment.  
THD & Noise  
• Better than –96dBFS  
Mechanism  
Triple-beam laser, multi-speed CD/DVD-ROM  
transport  
Construction  
• Black lacquer or satin silver finish in metal &  
glass  
Meridian’s research team designed an  
exquisite new filter based on this research  
– a filter with ‘apodizing-like’ qualities (you  
can’t do a true apodizing filter for 44.1kHz  
sampling) – and its first appearance is  
in the 808.2. It needs significant DSP to  
deliver, using much of the power of the  
player’s 150MIPS main processor. This  
filter system is so effective that it can even  
correct errors made in the recording or  
mastering stage – CDs played back on the  
808.2 can sound even better than they did  
in the studio!  
Converters  
192kHz-capable, 24-bit, Delta Sigma converters  
operating at 4 x CD sample rate (176.4kHz)  
Controls  
• Front-panel keys for Open/Close, Play, Stop,  
Pause, Previous, Next, On/Off. Additional  
controls behind hinged front access cover  
include Repeat, Fast Forward/Reverse, Display,  
Mute, Volume Up/Down, Store/Clear; Source.  
Full remote control via MSR+, RS232  
Stereo Outputs  
• Analogue: 1 unbalanced on phono, 1 balanced  
on XLR-3M: 2.3V rms fixed/variable, Class A,  
47Ω impedance  
Digital: coax unbalanced (S/PDIF), RJ45  
balanced (AES/EBU) digital interface for  
single-cable connection of other Meridian  
equipment. Operating at up to 2 x CD sample  
rate (88.2kHz), 24-bit with MHR option.  
Display  
• 20-character dot matrix display with adjustable  
brightness and contrast. Indicators for Phase,  
Repeat and EQ (emphasis).  
Stereo Inputs  
• (808i only) Analogue: 6 unbalanced on phono.  
Digital S/PDIF: 3 coax and 2 Toslink optical  
Dimensions  
• 480mm (18.9in) x 175mm (6.9in) x 411mm  
(16.2in) (whd)  
Bob Harley, editor of The Absolute Sound,  
reported: “CDs played through the 808.2  
and the new DSP7200 active DSP  
loudspeaker sounded like high-resolution  
recordings”. Why not listen for yourself?  
Formats  
• CD Audio (CD-DA), CD-R, CD-R/W  
Power  
• Universal power supply for 100–240Vac,  
50/60Hz, 25W  
808.2DS v2.0 • P88357 • 20080729 REƒ  

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