RCF 8000 Series UP 8502 Power Amplifier (2 x 250 W) Manuale d'uso
Pagina 10
10
ENGLISH
t
he
inseRtion
of
band
-
pass
fiLteRs
(
one
peR
each
channeL
,
passband
: 200 h
z
÷ 8
k
h
z
)
is
advisabLe
in
some
cases
,
foR
instance
:
-
W
hen
hoRn
LoudspeakeRs
aRe
used
.
-
t
o
get
a
betteR
speech
inteLLigibiLity
in
haLLs
/
Rooms
having
a
Long
ReveRb
.
-
t
o
cut
possibLe
noises
on
LoW
/
high
fRequencies
.
i
f
it
is
Requested
high
fideLity
of
music
,
it
WiLL
be
necessaRy
to
disabLe
band
-
pass
fiLteRs
.
e
IN2 GAIN:
control to adjust the gain of the audio
INPUT 2
r
.
Turn it either clockwise to increase its gain or counterclockwise to reduce it.
UP 8502 and UP 8504:
each IN2 GAIN control adjusts the gain of the respective channel.
r
Removable terminal strips (UP 8502 and UP 8504: a terminal strip per each channel)
IN2A GAIN A
IN2B GAIN B
IN2C GAIN C
IN2D GAIN D
Gain control of the A channel audio
INPUT 2
16a
Gain control of the B channel audio
INPUT 2
16b
Gain control of the C channel audio
INPUT 2
16c
Gain control of the D channel audio
INPUT 2
16d
b
a
GND
Rem Vol
1 > 2
Test > 1 + 2
GND
Test
GND
R
b / L
a
Audio input 1, ‘b’ terminal
Audio input 1, ‘a’ terminal
Audio input 1, ground
Contact for the volume remote control
When this contact is linked to ground (GND – GND), the INPUT 1 has priority (INPUT 2 is muted)
When this contact is linked to ground (GND – GND), the ‘IN – Test’ input has priority (both INPUT 1 and 2 are muted)
Common ground for PRIOR contacts
Test signal input. Link it to the ground (through a wire) when not used, as this input is always open.
Audio input 2, ground
Audio input 2, stereo signal right channel
Audio input 2, either ‘b’ terminal or stereo signal left channel
Audio input 2, ‘a’ terminal
INPUT 1
VOL
PRIOR
GND
IN
INPUT 2