VIBRATO MODEL ONE Owner's Manual
MODEL ONE
Intergrated Amplifier
OWNER’S MANUAL
Safety precautions
Move/U np ac k
• The M odel One is pretty heavy and it is
strongly recommended to move it by 2 pe op le
in case it hurts others.
After unpacking
• Please keep all the package and use the
original package for all further transport.
• Please check the ca bi ne t and see i f any
damage caused by th e transport. If found a ny
t r a c e o f d a m a g e , pl e a s e c o n t a c t t h e
authorized distributor of VIBRATOTM and will
help solve it properly.
• Please take out and check th e accessory box
according to the following l is t. Make sure all
the accessories are included. Please co nt ac t
the authorized distributor of VIBRATOTM if it
is incomplete.
Accessories List：
1 pc of IEC power cables
1 pc of remote control
1 pc of 3V button cell
Yo u m a y d o w n l o a d t h i s m a n u a l o n
www.nsraudio.com
Warranty Service
• Please se nd back the wa rr an ty card to the
follow i n g add r e s s wi t h i n 15 days after
purchasing:
Ro om 1103, Buildi ng 1,Ph ase 6, Tian’a n
Digital New City, No.12 , Jia npi ng Road,
Guicheng Subdistrict, Na nh ai Di st ri ct , F os ha n
City, Guangdong Province, China
• Please keep the dated original receipt as a
proof for warranty.
• Please keep the pa ck ag e and send back to
a f t e r - s a l e s d e p a r t m e n t wi t h the w h o l e
package when needed repairing
•MODEL ONE is en ti tl ed to 3 years free
warranty. Please refer to the warranty terms
by the warranty card.
Caution: The internal of Mod el One is
afforded by a ci rc ui t that higher than the
safety voltage, with a precision of high
integration ci rc ui t design, and there i s not
any spare parts that cou ld be repaired by
user. To remain the best setting and reduce
the risk of electronic shock, please do not
tak e a p art t he cabi n et in case bein g
canceled the warranty service .
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1. HDMI n ative D SD inte rface
HDM I in terfa ce could supp ort both 1080 p video an d 8chann el hig h de finit ion digit al aud io w ith ba ndwid th a s high
as 18 Gbps. The N ative 12 S a nd DS D d igita l audio inter nal
bus ar e buil t in the ma in i ntern al bus of t he HDM I in terfa ce,
makin g audio tra nspor t withou t any fo rma t con ver sion. It
could tra nsm it 8-chan nel of PC M audio wit h 24bit 192Khz
direc tly and D SD nati ve audio str eam wit h 1bit 5. 6Mbps .
The deco ding proc ess is that HDMI native D SD b us
inter face c ould t ransp ort th e DSD o rigin al form at audio
strea m receive d from the outpu t of SAC D or blue r ay S ACD
HDMI inter face to DS D int ernal bus of ESS9 018 c hip
witho ut any format con versi on proc ess, whic h re alize s an
authe ntic DSD nat ive data decodi ng dir ect ly and ensur es
the 100 % reali stic re producti on of mus ic.
2.Bas ed on the L atest X mos D SD Solu tion
Ano ther bi ggest f eatur e is that t he l atest X mos is eq uippe d
with buil t-in DCA , wh ich not onl y su pport s Na tive DS D da ta
trans porta tion prov ided by USB A udi o Cl ass 2.0 but also be
compa tible with the curr ent commo n DS D mo de of Dop
mode. The Xmos USB core techn ology could in put Nat ive
D S D d at a w h i ch is u p t o 32 - b i t / 38 4k H z P CM ,
DSD64 /2.8M hz, DSD12 8/5 .6Mhz and DSD 256/11 .2M hz to
the USB a udio in terfa ce. E xcept f or the tr aditi ona l PCM
digit al strea m, it supports al l popula r PC digita l audi o
forma t but also t he de codin g for the na tiv e stream of DXD
and DSD .
3. D ual ESS 9018 DA C de sign wi th 8 -ch annel para llel
mono ou tput mo de
Aud io decod ing is powere d by 2 grou ps of ES SSabr e
ESS90 18 chi p w ith p ate nted techno logy of 3 2 b it”Time
Domai n”eli minat e jitter cl ock , and digit al audio da ta is
c o m p l e t e l y a v a i l a b l e f o r P C M u p t o
32bit /384k Hz,DS D64/DSD1 28 and DSD2 56 by Xmos USB
inter face. As a resul t, i t could be compati ble with those high
resol ution fo rmat wit hout any fu rther up grade. At th e s ame
t i m e , i t is e q u i p p e d w it h a TC X O ( Te mp er atur e
Compe nsate d Cr ystal Osc illato) with ult ra h igh accur acy as
littl e as 1p pm s o that the high dyna mic high co ntras t
chara cteri stic o f hi gh re solut ion digit al au dio co uld be
pe rfectly re main. You co uld e njoy an unp re cedente d
exper ience even t hough playi ng the compr essed audio like
MP3.
4.Pur e analo gue pow er de sign
T he p ower syst em o f di gital cir cui ts a nd a nalog ue c ircui ts
ar e se pa rated th at e nsu re s the p ure an d ac cu ra te
repro ducti on. Dig ital pa rt is totally isolate d from anal ogu e
parts from powe r to cir cuit boar d, and the internal cable s
are as less a s possi ble so as t o re duce th e inter fere wi th the
sound . The cir cuit boa rd desig n use the qu ality so und as a
start ing poi nt with s ophistic ated ma teria ls.
Th e app aratu s has a bu ilt-i n aut hentic hi-end analogue
pream plifi er fe aturing with a fin ely tune d DAC whic h cou ld
set a prope r level bal anced XL R output to am pli fier. The
pream plifi er part has a buil t-i n Pre out output interf ace so
as to connec t the exte rna l aud io eq uipme nt. T he ou tpu t of
singl e-end ed signal is pr ovide d by hig h qu ali ty bandwi dth
and ultra CMRR transfo rmer, bein g co mplet ely consi stent
with th e so und fro m the XLR output and provid ing a mor e
su itabl e sou nd f or t he a ud io phile wi thin t he s ou nd
chara cteri stic of b ig dynamic , high de nsity a nd vigo rous.
5. Floa ting de sign
The fl oatin g de signe d DAC h as a instr ument lev el sin gleended output module (audi o co uplin g tr ansfo rme r) w ith
CMRR up to 90dB and band width up to 22M hz. It could
provi de la rge dyna mic and wi de ba ndw idth audio sing leended out put with red uction rate of 1 00% sy mmetr ic
int er fac e , mak i ng th e sou nd m or e l i ste na ble a nd
inter estin g. A udiop hiles co uld enjo y t he high quality sound
from sy mmetr ic inte rface by the s ingle -ende d outpu t.
Product description
6. Ult ra-lo w di stort ion with h igh p recis ion balanc ed
analo g volum e poten tio meter
The out put vol ume fro m th e tradi tio nal DAC decod er
which sup ports hig h le vel pre ampli fier outp ut is ad juste d
by DA C chip di gi ta l a ttenuator, ho we ve r, we ch os e
balan ced anal og amplif ied volu me attenu ation system
modul es , as a result , li near regu latio n co uld be a ccura te t o
0.5db per step, ma kin g the vol ume con trol mo re smoo thly
wi thout any d istor tion and noise from th e t radit io nal
poten tiome ter.
Mo del one could be use d as a p reamp lif ier as the DA C
symme tric o utput lev el cou ld be u p to 2. 7v rms and the no n
symme tric one c oul d be up t o 1.2v rms. A pure anal og
symme tric high pr ecision po tenti ome ter is desig ned a t the
outpu t, whi ch cou ld con trol the outpu t volume lev el mor e
preci se w ith 0.5 db p er s tep fro m 90 db t o 0d b. The an alogu e
symme tric a udio s ignal out puts d irect ly via sym metri c leve l
adjus tment so as to re alize the contro l to the prea mplifier
outpu t volum e which i s co nve nient f or c onn ectin g dual
ampli fier or h igh qua lity activ e subwo ofer.
7. The he avy wei ght dou ble s andwi ch chas sis des ign
T he ultra- thick com bined san dwich cha ssis is made by
mixed ma terial with a d esign of u nique su spension an d
sh ock-a bs orbin g techno lo gy. T he c us to mized sh ockabsor bing ma teria l is sand wiche d betwe en stee l casin g and
thick alumi num alloy chass is bas e, which could elimin ate
the ba d effec t of vibra tion to the so und subtl y wi th the lar ge
bronz e s pikes and real ize a perfect sus pensi on. Th e e ffe ct
of perfec tly isola ting from the interfer ence of the exter nal
vibra tion and el imina ting the mechani cal reson ance it self is
far more tha n a c ommon so-cal led h eavy weigh t mat erial s
desig ned wit h singl e material .
The interna l ci rcuit b oards and com pon ents are all co ated
by sho ck ab or ti on m at er ia l, w hi ch cou ld co mp le tely
elimi nate the e ffe cts of s ubtle vibratio ns due to the vol tage
and curr ent that generat ed by wo rki ng co mpo nent to the
sound , a s a re sult i t c ould s ignif icant ly in creas ed th e
clean lines s and flue ncy of th e so und. Al l th e elec troni c
compo nents are wor king in exa ctly the same tem perat ure
due to t he h ermet ic c has sis, whic h pr event s th e compo nent
and circu its fro m be ing corro ded by dust and moi sture, thus
incre asing t he serv ice life.
8. Full y balan ced hig h-s peed an alog am plifi er circuit
The av ailable ban dwidt h o f t he appar atus cou ld reach to
650 kHz in (-3dB ) an d en sure the flat of the fr equ ency
re sp onse withi n lis te ning range , whi ch ca n p er fe ctly
repro duce the hi gh r esolu tion file s and the essen ce of highco ntras t a nd high ban dwidt h f or the new gen eration
recor ding. Not onl y en sur es the availa ble wide ba ndwid th
but it also al lows the rot ati on rate to rea ch to e xcell ent as
85Vus(p- p), and the result is th at the repr oduct ion det ails
will not be dr agged an d fuzzy, like accu ratel y focusi ng a
high res olution pic tures . Th anks to t he selec tive t ransi stor,
the High po wer coul d c oexis t w ith lo w d istor tion, an d t here
is absolu tely no roughn ess like th e norma l trans istor. The
paire d trans istors are w orkin g in th e env ironm ent of the
same tem perat ure and low vi bra tion due to th e b uilt- in non
reso n a nce t he r mal de s ign a nd f u r the r t h e mus ic
repro ducti on perf ectly . The key t o ma ke t he musi c alive a nd
rich is t hat th e f ull ra nge ha s a very l ow dis torti on while full
power o utput .
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