Ф
LIMITER
indicator
EM1620 is equipped with a limiter circuit which сап
limit the maximum level of signal at the SP OUT to
prevent the signal from distorting.
The LIMITER indicator is lit when the limiter cir-
cuit is activated.
® PROTECTION indicator
The PROTECTION
indicator lights for approxi-
mately 6 seconds after the POWER switch is pressed
to indicate that the protection circuitry is operating.
E REAR PANEL
ҢНАМТОМ
MON OUT +498
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ТА 250V
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OUT -
LINE OUT +498
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Ф LINE and MIC INPUT connectors
Each
input channel offers a choice of two input
connectors:
a MIC IN connector, a balanced 4 kohm
impedance
XLR-3-31
connector;
and a LINE
IN
connector, an unbalanced 10 kohm impedance 1/4"
phone jack. The MIC connectors are primarily in-
tended for use with professional low-impedance
microphones or electronic instruments having low- -
impedance balanced outputs. The LINE connectors
will accept unbalanced signals from musical instru-
ments or other such source equipment.
Ф PHANTOM MASTER switch
This switch applies built-in standard +48 V power
to all MIC (XLR) input connectors for biasing Phan-
tom powered condenser microphones.
No sound is output at the SP OUT while this indica-
tor is lit. This indicator will also light and the sound
will be cut off at the SP OUT when the protection
circuitry is activated at any other time düring the
amplifier operation due to factors such as a detec-
tion of excessive DC voltage at the SP OUT or a
thermal overload. When the problem is corrected,
the protection circuitry is automatically deactivated,
|
the indicator goes out, and the amplifier resumes
normal operation.
Cooling Fan
(Air intake)
LINE -20d8
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EFF SEND -104B
MODEL Ёмі820
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REC OUT 1098
TPE IN 098
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quem
UL/CSA
model
222
23
24
MICROPHONE
CABLES
AND
MICROPHONES
CONNECTION
TO PREVENT HAZARD OR DAMAGE, ENSURE
THAT
ONLY
MICROPHONE
CABLES.
AND
MICROPHONES
DESIGNED
TO THE
IEC268-
15A STANDARD ARE CONNECTED,
SP ОСТ 1 and 2 jacks
SP ОСТ 1 and SP OUT 2 are standard mono 1/4"
phone jacks. The jacks are wired in parallel and, as a
result, if you connect a speaker system to only one
of the two jacks, then the total load impedance of
the speaker system may be no less than 4 ohms. If
you plug speaker systems into both of the SP OUT
jacks, the total load impedance of each speaker sys-
tem must be no less than 8 ohms.