Ashly Protea NE4250, Operating Manual

Page: 16 / 20

Operating Manual - NE Multi Channel Power Amplifier
16
NE Multi-Channel Power Amplifier - Block Diagram
*HPF
CURRENT TEMP
BRIDGE
SPEAKER OUTPUT
BALANCED
INPUT
*W
ith
B
rid
ge
S
w
itc
h
In
,
Ch
an
ne
l 1
is
U
se
d,
Ch
an
ne
l 2
is
D
isa
bl
ed
FRONT PANEL AT
TEN.
DC
LEVEL
CO
NT
RO
L
*BRIDGE MONO
SWIT
CH
POWER
AMPLIFIER
ST
AGE
One of Four or Eight Channels Shown
NETWORK
AUDIO OPTION
*REMOTE CONTROL OPTIONS
-18dB -12dB
-6dB Clip/Mute
NETWORK
AUDIO OPTION
Available Factory Option Configurations: 1) Standard - Without Protea DSP or Network Audio 2) With Protea DSP 3) With Protea DSP and Network Audio or AES3 Input 4) With Network Audio or AES3 Input but Without DSP (factory installed DAC con
verter required)
*R
emote Control Options V
ary With Configur
ation, DSP is R
equired for Most Progr
ammable R
emote Control Functions
Protea
NE Software
Control
Factory Options (bypassed if not installed)
Pr
ot
ea
™
D
SP
D
SP P
ro
ce
ss
in
g
Lo
ad I
m
pe
da
nc
e M
on
ito
rin
g
At
te
nu
at
io
n
M
at
rix R
ou
tin
g
Pr
es
et M
an
ag
em
en
t
Ev
en
t S
ch
ed
ul
in
g
AES3 INPUT OPTION
Dante
®
or Cobr
aNet
®
Models:
4250 8250
ne ne
Low Z, 25V
,
70V
, or 100V
5
7
6
8
BR
ID
G
E
TE
M
P
CU
RR
EN
T
-1
8
-1
2
-6
CL
IP
/M
UT
E
1
3
2
4
BR
ID
G
E
TE
M
P
CU
RR
EN
T
-1
8
-1
2
-6
CL
IP
/M
UT
E
PO
W
ER
ST
AN
DB
Y
PR
O
TE
CT
DI
SA
BL
E
CO
M
82
50