Crest audio FA901 User Manual

CFTEST

Crest's FA90l is

fixed

instollotions

used previously

Professionol severol levels omplifiers, the FA's primorily performonce moke

Crest's

unovoiloble in this

Crest's FA

os o cost

ond

Professionol

Series is

Series.

of protection

FA's

them ideol

o high

retoil

ore designed to

ore effective

rE)lo

quolity,

opplicotions.

Series

price ronge.

constructed from

ogoinst

totolly

omplifier, the

for o wide

cost effective

omplifiers,

operote reliobly

clipping,

modulor,

elevoted temperotures,

ond

voriety

FA9

omplifier,

Series

omplifiers

ond

offer sonic

the

some

use on

FA's mony

of sound reinforcement

designed

employ

performonce

high-grode

into

loods

ultro-strong

feotures

O I

primorily

mony

components

down to

ond DC.

chossis.

ond

the

ond reliobility

2e. They

superior

opplicotions.

for

use in

feotures

os the

offer

oll

Crest

Developed

overoll

POWER SPECIFICATIONS

8 ohms 4 2 I ohms bridged

slereo ohms slrereo ohms sbreo

ohms

bridged

FTCI

2QHz

2OkHz

<0.1%THD

225 wotts 300

400',2

600

800r,2

EIA

ot I kHz

<0.05%

280 350

4/,O3

750

8751,2

THD

wotts

GENERAT

RllS Voltoge Swing

Mox Mox Peok

SPECIFICATIONS

Voltoge Swing

Frequency Response

THD

S'IIPTE

Slew

Domping

I}ID

Rote

Fsctor Intput CIIRR Volroge Goin

Inpur Sensitivity

lmpedonce

Input

Hum ond

Conneclors

Noise

(pcr

ch.)

Power Supply

'lGMr'

Inrtontoncous Goin

49V, eoch chonnel

69V, eoch 20

chonnel

Hz - 20 kHz;

+0,

ot 300W FA9O I

<0.025% @ 300w into 4 ohms,

<0.015% @ 225W into 8 ohms

(60

Hz ond >14V 5OO: greoter

stondord,

55X others ovoiloble

.775V

lkHz

7 kllzl

ps,

input

l. I kHz@8ohms

90dB

thon

dBU) for

ot 8 ohms

2Ok ohms.

-l03.2d8,

Femole XLR

Octol

5-woy

I .3

29,200

Modulorion

bolonced

"A"

(pin

Send/Return

output binding

kVA power

filter copocitonce

weightea

tronsformer,

filter bypossed

request

full power

hot),

sockets,

posts

Mqx Currenf Drow Cooling

Confrols

lndicolors

Protection High temperoture, DC, turnon,

Construction

Dimensions

Gross

Weight

Net Weight 33

Werronty 2

rConlinuous

ond IGM circuit. 'Subiect

3ElA,

I kHz, 0.05% THD, rldB.

wove

sine

bench

to voriotion due lo

,]3.5A. Vorioble soeed DC fon

2 front ponel reor ponel mode switch,

signol ground lift

2 2Iemp/DC LEDs, Power-On LED

ond short circuit

Single box chossis, 16 go. steel w/ O.1BZ" oluminum

3.5"/B.9cm (,]4.5",/36.8cm

power

production loleronces.

l20V

ottenuotors,

iumper

Clip

LEDs, 2

Signol

LEDs,

protection,

front

x 19"/4B.3cm x 1

to reor of connectors)

(16.a

lbs

yeors, ports

is limited by current rotlng of front

(15

ks)

ond

lobor

IGM*

ponel

3.5"/34.3cm

ponel

circuil

breoker

Architccts ond

The

omolifier sholl consisl

mwor

4OO woil; into 20;

ond deliver 600

The omplifier sholl

wotls into 8fl ond 800

lod prolelion due

ond

overlod,

RMS

clip

Cr.cst

limit€r.

porollel

power

Audio

on ln slereo or

for roied lnt€rmodulotion distortion sholl

hove o closs AB oulput stogo.

Engineers

per

incorporote

operolion,

The hum ond

ot 80.

ncrcrva3 rhc righr

monufccluring

CRESTAUDIO

Specificotions

of 225 wotis

of 2 chonnels ond dalivor

both chonnels driven,

chonnel,

wotis into o 4Q lood, 2OHz-2OkHz.

prot{tion circuilry ogoinsl

{orm o[ omplifier

ony

th€

be less

The

sholl hove o

ompli{ier

noise levol sholl be ol

thon

0.0 I 5%

frequency rosponse sholl be

or dcsign

o minimum

2OHz-2OkHz

outpul short circuils,

loilure. lt will include

voltoge goin of 55X with on

leost-103.7d8 below roted output,

f.om 250 milliwons rc

greoler thon 2OHz-2OkHz,

to moke chonget or

which moy offect specificotions.

lNC. 150 FlorenceAvenue

lnlo

In bridged

DC voltoge on oulpuls,

impedonce sensing circuiiry, ond

power.

full roted

improvemenls

Hawthorne,

wofis into 4l]

8(), 300

mode, the

omplifier

inpul s€nsilivily of

"A"

weighled

The

omplifier

+0, 5dB ot

NewJersey 07506

Theomplifierwilloperoleolei$erl20or240vohs,50-ö0HzAC(configuredolfoclory)

ot I 20V sholl be no

drow

continuously inlo o 2O

driven

will

Froni ponel iÄdicoiors sholl include Prolect, Signol

Front ponel goln pots shol be recessed ond detenled.

On LED.

lhermol

Input conneclors sholl be

sholl be 5-woy binding

conneclors

modules, ond o signol/ground

occessory

7/5V

The pockog i ng of lhe ompl

Dimensions sholl be I 9"

unirs.

sholl

ro reor connecrors). Ner weighf sholl be 33 lbs

roted

The omolifier sholl be desionoted

oo--öGREST

greoler thon 1

resisior.

XLR type,3 pin conneciors

i{ier

shol I ollow (48.3cm) w'de,

power

USA Tel:

(limited

Present

posls,

the

Crest

ond screw

l;fi

lumper

ior

slondord

3.5" {15kg).

Audio

ierminols

sholl be

(8.9cm) high

Model

is serious

(2O1)423-1300

fronl ponel

breoker

ond Clip LED's for eoch chonnel, ond o single Power

(with

pin 3 positive) ond screw lerminols.

Oclol sockets

provided

rocl mountr ng wr lhout requ r ri ng

ond I 3 5"

FA90l

for

lesls),

bench

will

provided for

spoce betueen sim i lor

3cm) deep, { 1 4.5"/36.Bcm

{34

rDlO

business.

(2O1)423-2977

FAX:

Moximumcurenl

both chonnels

Ouipul

oplionol