Commercial Audio Series
Mixer-Amplifiers
page 5
Operation Manual
1 Welcome
T he Crown
®
140MPA is a high-value mixer-
amplifier for commercial audio. It provides 4-
ohm and constant-voltage outputs (25V and
70V). Typical uses are paging, background
music, and music-on-hold.
The unit provides 4 inputs (each with a volume
control) and a 40W amplifier output.
Other features include priority ducking, phan-
tom power, and capability for remote volume
control. Multiple units can be linked.
1.1 Features
• 4 inputs (each with a volume control), one
40W amplifier output channel
• Ideal for paging, background music, and
music-on-hold
• Balanced Phoenix-type mic/line inputs, tele-
phone input, dual RCA stereo music inputs,
touch-proof screw-terminal speaker outputs
• Priority ducking
• Independent bass and treble controls for
each input
• Three-Year, No-Fault, Fully Transferable
Warranty completely protects your invest-
ment and guarantees its specifications
1 kHz
Powe
r
40W
Mi
n
im
u
m g
u
a
r
a
n
teed powe
r
i
n
to 4 ohm
s
o
r
25V/70V o
u
tp
u
t
140MPA
*1 kHz Powe
r
:
r
efe
rs
to maxim
u
m powe
r
i
n
watt
s
at
1 kHz with 0.5% THD.
*
Содержание 140MPA
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