Yamaha PM 1800 Operating Manual page 38

Professional audio mixing console
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3.5.1 Input Channel 1 To Group Output 1 Performance Graphs With Input Gain Control @ Мах
(dB)
RESPONSE
ik
FREQUENCY
FIGURE 3-6. FREQUENCY RESPONSE
AT +4 080 & + 14 DBU OUTPUT LEVELS, PAD AT 0 DB. (CURVES WOULD ВЕ
IDENTICAL WITH PAD AT 20, OR 40 DB.)
(A) PAD AT 0 DB
(B) PAD AT 20 DB
(C) PAD AT 40 DB
to
[2]
a)
oul
ол
=
=
=
:
ол
=
Е
:
нЕ
а
ll
Ж
ttt
|
:
=
z
|
+
=
к oo
+
V oo!
4
Foo
===
EH
БЕН
P
за
Е
нЕ
]
наві
"
1k
10k
Thr)
1k
10K
(Hz)
100
ik
(на)
FREQUENCY
FREQUENCY
FREQUENCY
(A) PAD at 0 dB
о
ю
20
(dB
OUTPUT
LEVEL
FIGURE 3-7. FREQUENCY VS. T.H.D. CURVES
At +4 dBu & + 14 dBu output levels
(B) PAD at 20 dB
~
|
I
|
1
2
--==
kHz
Е
6.1
+
е
=x
|
7
к
ot
-
>
E
ка
+=
Е
leis
ЕЕ
|
+
+
o
10
20
(вв)
OUTPUT
LEVEL
FIGURE 3-8. OUTPUT LEVEL VS T.H.D.
At 100 Hz, 1 kHz & 20 kHz
3-7
(С) PAD at 40 dB
ол
„РР
H
о
20
OUTPUT
LEVEL
(dB)
T.H.D

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