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Operating Manual - DLM-821 Stereo Ducking Line/Microphone Mixer
1 2 3 4 5 6 78
A
B
C
D
E
8
7654321
E
D
C
B
A
B
APPROVED: Dw
g
#
Size
Drawn B
y
Rev.
D
10s8210-4.Sch
10S8210
DLM-821
(
CH 7 & 8 + Power Su
pp
l
y)
James B Franks
Sheet # of
46
847 Holt Road
Webster, NY 14580-9103
Phone: Fax:
(716) 872-0010
(716) 872-0739
Print Date
22-Jan-2004
11:45:37
A->B @ 157%
C
out
SW6
D9
1N4004
D19
1N4004
D10
1N4004
D20
1N4004
C38
1000U
C39
1000U
D35
1N4004
D36 1N4004
C3
1.5U
C4
1.5U
D24
1N4004
D21
1N4004
-18
C33
.1U
R79
1.5K
+18
H2
AC-GND
GND
HS2
HS1
AC
AC-SW
ACN
L
G
N
J3
AC-INLET
H1
out
SW5
120 240
Power
120/240 Select
2 11
3 10
4
5
8
T1
P85D07308
In
1
2
Out
3
U14
7818
In
2
1
Out
3
U15
7918
F1
3AG ½ AMP AGC
H3 H4 H5
1
2
3
7
8
9
4
5
6
10
11
12
AB
DC
4PDT Switch
A
B
D
C
Four-Ganged Pot
CW
R703
10.0k
R704
10.0k
R706
10.0k
R707
10.0k
C704 27p
C703
27p
3
2
1
8 4
U701A
4560
5
6
7
U701B
4560
D703
1N4148
D704
1N4148
R710
10.0k
R709
10.0k
R712
10.0k
R711
10.0k
C706 27p
C705
27p
R713
5.6k
R714
5.6k
R715
5.6k
R716
5.6k
VR701A
B20k
VR701B
B20k
VR701D
B20k
VR701C
B20k
Right
Left
Channel 7
Level
Level
Pan
5
6
4
SW701B
10
11
12
SW701D
In
In
Channel 7 Mute
In = Channel On
R803
10.0k
R804
10.0k
R806
10.0k
R807
10.0k
C804 27p
C803
27p
3
2
1
8 4
U801A
4560
5
6
7
U801B
4560
D803
1N4148
D804
1N4148
R810
10.0k
R809
10.0k
R812
10.0k
R811
10.0k
C806 27p
C805
27p
R813
5.6k
R814
5.6k
R815
5.6k
R816
5.6k
VR801A
B20k
VR801B
B20k
VR801D
B20k
VR801C
B20k
Right
Left
Channel 8
Level
Level
Pan
5
6
4
SW801B
10
11
12
SW801D
In
In
Channel 8 Mute
In = Channel On
6
5
4
3
2
1
J701
EUROBLOCK 6
6
5
4
3
2
1
J801
EUROBLOCK 6
RPeak
RDuckBus
LDuckBus
LPeakLPeak
LDuckBus
RDuckBus
RPeak
-18
+18
-18
+18
H6
C709
47U
C710
47U
C810
47U
C809
47U