3
GENERAL DESCRIPTION AND FEATURES
DESCRIPTION
They are designed for PA system appli-
cations such as paging, announcements,
intercommunications, background music
and broad-casting in industrial plants,
offices, schools, churches, department
stores, shopping centres, night clubs,
dining rooms, convention halls,
auditoriums and recreation areas.
More kinds of protective for this series:
such as overload, short-circuits of output,
overheat; and you can use it safety and
freely.It's very simple to install, it also
can offer therack brackets according to
your repuirements.
The series amplifiers come with 3 mic-
rophone inputs, 2 auxiliary inputs line
out. Balanced or unbalanced used with
unbalanced microphone. Auxiliary inp-
uts are provided for high level signal
sources such as radio tuner, tape reco-
rder, mixer pre amplifier, remote micro-
phone and record player with ceramic
or crystal type cartridge. Speaker outp-
uts are complete with 4ohm, 8 ohm, 50V,
70V and100V on the terminal strip. The
line output is equipped for a booster amp-
lifier and
Each input volume can be controlled with
the corresponding individual input volume
control and can further be adjusted by
means of a master volume control and
individual bass and treble tone controls,
even is case of AC power failure.
FEATURES
C
XLR
-
3- ombo (
+6.3mm) jacks inputs with sensi
tivity select switches for LINE, dynamic MIC and
condenser microphones inputs.
4-RCA jack for AUX inputs.
Phone input.
4-Zone paging.
Independent volume control for all inputs.
Different zone can hear different music.
Different input can send to different zone.
Built-in monitoring with volume controller.
Built-in bass and treble every channel.
Built-in gain control every channel.
Built-in mute function with selected.
Balanced LINE output.
Built-in tel. Paging.
Built-in monitor output.
Built-in priority function.
Bipolar power switch.
AC supply admit 110-120V and 220-240V selected.
IEC AC outlet.
2U size designed admit the rack mounted.
Overload protection.
Short circuit protection.
Over current protection.
Fixed impedance 4ohms and 8ohms outputs.
Fixed voltage 50V, 70V and 100V outputs.
Cooling with intelligent fan.
6
Connecting the speakers to 8 ohm output
+
8ohm
70V
4
Line out(bal/unbal)
Power Amp output
8
50V
COM
100V
Connecting the speakers to 50 V output
0 50V
70V
4
Line out(bal/unbal)
Power Amp output
8
50V
COM
100V
0 50V
0 50V
Connecting the speakers to 70V output
0
70V
0
70V
0
70V
70V
4
Line out(bal/unbal)
Power Amp output
8
50V
COM
100V
Connecting the speakers to 100V output
0
100V
0
100V
0
100V
70V
4
Line out(bal/unbal)
Power Amp output
8
50V
COM
100V