Placement Of Speakers; Specifications - Altec Lansing 621 User Manual

PLACEMENT OF SPEAKERS

Al l s t e re o inf orm at ion is h e ard f r om t h e s at e l l it e s pe ak e rs . Th e
Subw oof e r cont ains no s t e re o inf orm at ion and s ound is non-dire ct ional .
As a re s ul t , t h e Subw oof e r doe s not ne ce s s aril y h av e t o be pl ace d in any
par t icul ar re l at ions h ip t o t h e Sat e l l it e s . Pl acing t h e Subw oof e r on t h e
f l oor cl os e t o t h e w al l or corne r of a room prov ide s m axim um bas s
e f f icie ncy.
WARNING
: Th e Subw oof e r is not m agne t ical l y s h ie l de d. Th e
Subw oof e r s h oul d NO T be pl ace d ne ar vide o dis pl ay de v ice s s uch as a
TV or com put e r m onit or. Th e s ubw oof e r s h oul d NO T be pl ace d ne ar
com put e r h ard driv e s . Pos it ion t h e s ubw oof e r at l e as t 2' (.6 m ) aw ay
f rom com put e r h ard driv e s , or any ot h e r m e dia t h at us e s m agne t ic
e ncoding.
Th e Sat e l l it e s pe ak e rs are m agne t ical l y s h ie l de d and can be pl ace d cl os e
t o a v ide o dis pl ay (TV, com put e r m onit or) w it h out dis t or t ing t h e v ide o
im age . Be s t s t e re o e f f e ct is obt aine d by pl acing t h e s pe ak e rs as f ar
apar t as t h e ir w iring al l ow s .
HOW TO ENHANCE
PRESENTATIONS
WITH DIALOGUE
Th e 621 out put j ack (s t e p 5, CO NNECTI O NS) is conne ct e d t o a
com put e r s ound card. A CD pl aye r or ot h e r audio s ource can be pl ugge d
int o t h e unus e d input (AUX INPUT). Mixing of t h e com put e r audio out put
w it h anot h e r audio s ource can be accom pl is h e d by us ing t h e V ol um e
Cont r ol or O n/ O f f s w it ch on t h e s e cond audio s ource . A t ypical e xam pl e
m ay be as f ol l ow s :
A l e ct ure r m ay w ant t o int e rj e ct dial ogue int o a m ul t im e dia pre s e nt at ion.
I f t h e l e ct ure r h as a w ire l e s s FM m icroph one s ys t e m t h e out put of t h e
m icroph one re ce iv e r can be conne ct e d t o t h e unus e d input on
t h e 621. W h e n t h e l e ct ure r w is h e s t o m ak e a com m e nt , h e e it h e r t urns
on t h e m icroph one s w it ch t o s pe ak or h e can rais e or l ow e r t h e
m icroph one v ol um e cont r ol t o m ix h is v oice w it h t h e com put e r audio
program . Any ot h e r audio de v ice can ope rat e in t h e s am e m anne r.
Note
: Microph one l ocat ion in re l at ion t h o t h e s pe ak e rs is im por t ant .
Pos it ion t h e m icroph one s o t h at t h e s pe ak e rs are l ocat e d be t w e e n t h e
m icroph one and t h e audie nce , or s o t h at t h e m icroph one is be h ind t h e
s pe ak e rs . I f t h e m icroph one is pl ace d in f r ont of t h e s pe ak e rs , f e e dback
w il l re s ul t .
OTHER USES FOR
THE AUXILIARY INPUT
You m ay e l e ct t o h ook up your St e re o s ys t e m or St e re o TV t o t h e
Auxil iary input s o t h at your s pe ak e rs m ay be us e d f or t h e s e de v ice s
w h e n your prim ary audio de v ice is not in us e . You can al s o conne ct your
m ode m audio-out t o t h e s e cond input .

SPECIFICATIONS

Tot al Sys t e m Pow e r 200 w at t s
Fre q ue ncy Re s pons e 35 H z - 20 k H z
I nput s 2 (Main and Auxil iary)
Signal t o Nois e Rat io @ 1 k H z input > 65 dB
Cros s ov e r Fre q ue ncy 100 H z
Sys t e m TH D (dis t or t ion) < 0.1 % TH D @ -10 dB
f ul l s cal e input v ol t age
I nput I m pe dance 10k oh m s
Satellite Amplified Speakers
Driv e rs (pe r s at e l l it e ) 1" t w e e t e r (24 m m )
3" m id-range (75 m m )
Subwoofer
Spe ak e r Driv e rs 6.5" (165 m m )
Power Requirements
USA/ Canada/ and appl icabl e
L at in Am e rican count r ie s 120v 60 H z AC
Europe / Unit e d K ingdom
appl icabl e As ian count rie s
Arge nt ina, Ch il e and Uruguay 230v 50 H z AC
ETL / cET L / CE / NO M / I RAM Approv e d