Lpf (Low-Pass-Filter); Mono Out - Mackie PPM1012 Owner's Manual
12-channel, 2 x 800 w professional powered mixer
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Also See for PPM1012:
- Eigentümer-handbuch (36 pages) ,
- Guide utilisateur (36 pages) ,
- Owner's manual (13 pages)
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MAIN EQUALIZER
15
10
44
5
0
5
10
15
63
125
250
500
MON 1 EQUALIZER
z
15
10
45
5
0
5
10
15
63
125
250
500
61
1
2
FX
FX
SIG/OL
U
U
60
+15
+15
O O
O O
SEND MASTER
SEND MASTER
62
TAP
TAP
63
DELAY
DELAY
64
INT FX
INT FX
MUTE
MUTE
38
1
FX RTN
FX RTN
dB
dB
10
10
5
5
U
U
5
5
10
10
41
20
20
30
30
SOLO
40
40
50
50
60
60
O O
O O
57
57
24
PPM1012
42 43
POWER
2 X 800W PROFESSIONAL POWERED MIXER
EQ ASSIGN
MAIN
MON 2
46
15
10
5
0
5
10
15
1K
2K
4K
8K
16K
15
10
5
0
5
10
15
1K
2K
4K
8K
16K
01 PLATE REVERB
13 CHORUS
02 VOCAL PLATE
14 CHORUS + REVERB
03 WARM ROOM
15 DOUBLER
04 BRIGHT ROOM
16 TAPE SLAP
SIG/OL
05 WARM LOUNGE
17 DLY 1 BRIGHT (350ms)
06 SMALL STAGE
18 DLY 1 WARM (300ms)
07 WARM THEATER
19 DLY 2 BRIGHT (250ms)
08 BRIGHT STAGE
20 DLY 2 WARM (200ms)
09 WARM HALL
21 DLY 3 BRIGHT (175ms)
10 CONCERT HALL
22 DLY 3 WARM (150ms)
11 CATHEDRAL
23 CHORUS + DLY (300ms)
12 GATED REVERB
51
24 REVERB + DLY (200ms)
52
TAP TO EDIT
U
BREAK
MUTES
+20
O O
CH 1-12
TAPE IN
56
56
2
1
2
MON
MON
dB
dB
10
10
5
5
U
U
5
5
10
10
20
20
30
30
SOLO
SOLO
SOLO
40
40
50
50
60
60
O O
O O
58
58
54. LPF (Low-Pass-Filter)
PHANTOM
Press this switch in to add a low-pass fi lter to the
POWER AMP
line-level mono outputs [17]. It turns them into line-
47
LIMITER
A
B
level subwoofer outputs that play the low frequency
MAIN
range below the frequency setting of the LPF control
METERS
0dB = 0dBu
knob.
OL
15
10
6
3
48
0
2
4
7
10
accept the full frequency range, and their crossover
20
30
L
R
fi lters out the unused mids and highs.
LEVEL
49
SET
RUDE
SOLO
If you want to run an external power amplifi er with
a passive subwoofer, connect the mono output to the
50
amplifi er's line-level input. Press the LPF switch in,
and adjust the frequency knob to suit your subwoofer.
POWER AMP
MODE
For example, if your sub is still good out to 150 Hz,
MON 1
MON 2
MAINS
MON 1
then set the frequency knob a little higher. The
53
A
B
(L)
(R)
STEREO
amplifi er will then just receive the lows, and will not
MAIN
have to waste energy and reserves powering the mids
LPF
54
and highs.
120
100
180
When LPF is engaged, the adjacent LED will light
75Hz
200Hz
as a reminder. The LPF frequency is adjustable from
MONO OUT
75 Hz to 200 Hz, with 100 Hz straight up.
55
Whatever you use the mono outputs for, remember
MAX
O O
that the mono out knob [55] allows you to balance
the level compared to the main left and right outputs
[16] and speaker-level outputs [3].
MAIN
The low pass fi lter only affects the mono line-level
dB
10
outputs. The main outputs and the internal ampli-
5
fi ers still receive the full frequency range.
U
5
55. MONO OUT
10
20
This knob allows you to adjust the level of the
30
mono line-level outputs [17]. Adjust it to make your
40
50
powered subwoofer, or mono loudspeaker match the
60
O O
level of the other loudspeakers in your system.
59
The mono output can be the full frequency range to
run a mono PA for example, or just the low frequen-
cies to run a subwoofer if the LPF [54] is engaged.
Either way, this mono out control will let you adjust
the level.
Most active subwoofers have their own
crossover, and you should keep the LPF
switch off in these cases. They usually
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