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R21 J2 XLR FEM GND C7 330pF TL072 GND R22 1K -15 R35 GND R34 20K GND 20K GND -15 R16 10K 2 5.0V INPUT LEVEL D2 5817 D1 5817 R15 3.74K R18 10K R17 10K C103 1/35 R19 100K GND GND J1 XLR FEM
2 2 1
R23 9.09K 10K
R25
1K
CW
RIGHT INPUT
6 R1B 10KA .4 22/25 2 R27 20K TL072 4 100 .33 Z4A 1 R28 .33 R29 22.1K C10 C11 R24 9.09K 10K GND R26 W11 C9 3 8 Z1B 7 +15
3
+ -
5 R31 9.53K C12 .33 R30 150K 5 6 Z4B 7 TL072 W24 .4 RX
TO SH. 2
GND
+15 1 3 Z3A 4 TL072 -15 R20 10K R D7 8
-15 OL
6 1.0V
+
5 R68 1K GND
Z3B
7 TL072
R67 10K
G
D9 +4dBu
-15
R4 1K 8 9.09K 10K +15 GND 3 2 4 Z1A 1 TL072 -15 R9 10K W4 .4
R6
R8
LEFT INPUT
1
3
+ -
CW
C1 330pF
+15 R1A 10KA GND W10 C3 W9 .4 22/25 .4 R10 20K 3 2 8 1 Z2A 4 TL072 -15 R32 GND 20K R33 20K R11 100 C4 .33 C5 .33 R12 22.1K C6 .33 R13 150K 5 6
R14 9.53K 7 Z2B TL072 W7 .4 LX
GND R5 1K 9.09K R7
TO SH. 2
GND
GND
NOTES (UNLESS OTHERWISE SPECIFIED): 1. ALL RESISTORS 1/4W 1% METAL FILM 2. ALL SWITCHES SHOWN IN THEIR 'OUT' OR 'OFF' POSITION GND
CROSSOVER 100458-2.SCH
OUTPUTS 100458-3.SCH
POWER 100458-4.SCH
ACTION:
NO CHANGE TO PART, NEW DOC# FJ 14JAN98
DRAWN BY: CHECKED BY: 14-Jan-1998 10802 47th Avenue West Mukilteo WA 98275-5098
SCHEM: INPUTS MX 22
SHEET:
H:\MX22\100458-1.SCH
SKH
RGH
1
of 4
100458
R36 7.15K R37 7.15K C15 RIGHT HP TO SH. 3 .0015 +15 C16 .0015 6 5 TL072 GND C13 470pF GND W29 .4 GND 33.2K R49 511 Z7B 7 15 Z6D R48 13 2 3 14 SSM2164 GND 5 3 6 SSM2164 4 GND C8 470pF 0.1 GND -15 -15 3 GND C28 9 TL072 .4 33.2K R47 511 Z7A 1 W30 2 4 Z6A 8 SSM2164 R43 2 1 8 16 0.1 R42 GND 51.1K 8 C17 .0015 +15 R50 10 1 12 6 Z6C Z8A TL072 33.2K 5 R51 11 SSM2164 511 -15 C14 GND 470pF 4 GND C18 .0015 Z8B TL072 7 FROM SH. 1 R38 RX 20K +15 TL072 1 R39 20K GND R44 R46 30.1K GND 20K 5.11K R45 TL072 2 3 GND -15 4 Z5A 8 6 .4 33.2K R41 511 C2 470pF Z5B 7 7 Z6B W31 R40 5 C27 +15
RIGHT LP TO SH. 3
FROM SH. 1 R77 20K +15 7.15K C23 LEFT HP .0015 +15 6 TL072 6 SSM2164 4 GND -15 R78 20K R83 5.11K R85 30.1K GND 20K R84 GND C19 470pF .4 33.2K R53 511 3 Z14B 7 7 Z11B 5 2 W22 R55 Z12A 1 TL072 .4 33.2K R56 511 C20 470pF GND 8 5 W23 R52 2 TO SH. 3 SSM2164 16 0.1 GND R54 1 51.1K 4 Z11A 3 9 8 GND C30 W27 .4 C29 W13 7.15K .4 R76 R75 LX
C24 .0015 6 5 GND -15 0.1 GND W14 .4 Z12B 7 TL072 R57 33.2K R58 511 C21 470pF GND 15 Z11D 13 2 3 14 SSM2164 GND
C25 .0015 +15 R59 1 10 Z11C 12 6 Z13A TL072 33.2K 5 R60 11 SSM2164 511 -15 C22 GND 470pF 4 GND 8 C26 .0015 Z13B TL072 7
LEFT LP
TO SH. 3
R64 +15 1.91K GND R66 100KB CROSSOVER FREQUENCY R63
+
R65 26.7K 3 2 511 C31 10/16 +15 8 1 Z14A 4 TL072 -15 VOLTAGE RANGE = .98V ->0V FRENQUENCY RANGE = 100Hz -> 3.6kHz
DRAWN BY:
R62 10
+
H:\MX22\100458-2.SCH
CW
GND GND
C32 10/16 GND
ACTION:
NO CHANGE TO PART, NEW DOC# FJ 14JAN98
CHECKED BY: 15-Jan-1998 10802 47th Avenue West Mukilteo WA 98275-5098
SCHEM: CROSSOVER MX 22
SHEET:
SKH
RWJ
2
of 4
100458
FROM SH. 2 RIGHT HP CW FROM SH. 2 RIGHT LP C61 R140 3 2 20K R141 6.81K GND R142 22/25 CW +15 C46 R114 8 3 2 4 TL072 R120 100K 22/25 100 -15 C47 GND R117 20K GND 10K C49 R121 6 5 TL072 R115 30.1K LOW OUT LEVEL GND CW R136 5.11K +15 2 3 4 TL072 R135 30.1K -15 GND GND 5.11K C57 .33 37.4K 6.04K C59 .033 GND Z19A 1 .4 R137 R138 .33 R139 8 5 6 Z19B 7 TL072 S2 1P2T SUBWOOFER 100 Hz FILTER IN/OUT FROM SH. 2 LEFT HP FROM SH. 2 LEFT LP CW +15 C52 R125 20K R126 6.81K GND R127 20K GND 47pF R128 20K R132 10K C55 R131 20K 6 5 GND 47pF 7 Z18B TL072 C56 22/25 R133 100 R134 100K GND
H:\MX22\100458-3.SCH 14-Jan-1998 ACTION: 1
+15 8 1 Z20A 4 TL072 -15 R143 20K GND 20K C62 47pF R147 10K C64 R146 20K 6 5 47pF Z20B 7 TL072 C65 22/25 C63 22/25
R3A 10KA 1 C48 R119 GND
R144
R2A 10KA 22/25 GND 20K R116 6.81K Z17A
100
R145 100K
RIGHT HP OUT
GND
47pF R118 GND
+ 2 - 3
RIGHT LP OUT
J4 XLR MALE
+ 2 - 3
J6 XLR MALE
1
20K R122
R148
20K Z17B 22/25 100 R124 100K
47pF 7 C50 R123
HIGH OUT LEVEL R150 20K R151 6.81K
GND +15 3 2 8 1 Z21A TL072 4 -15 C66 GND R152 R153 20K GND 20K 47pF R157 10K C68 RIGHT R156 20K 6 5 GND CW +15 R3B 10KA W34 C71 .4 22/25 R160 20K R161 6.81K 3 2 8 1 Z22A C73 TL072 47pF Z21B 7 TL072 C69 22/25 C67 22/25
100 R149 100K
GND
GND
R154
100 R155 100K
MONO SUB OUT
R176 SUB OUT LEVEL 25K TRIM W39 C58
GND
+ 2 - 3
1
J7 XLR MALE
R158
100 R159 100K
GND
R164 8 22/25 GND 4
R2B 10KA 22/25 GND
3 2
Z18A 4
1 TL072 -15 C53
C54 22/25
R129 100 R130 100K GND
-15 GND R162 R163
C72 47pF 20K GND 20K R167
100 R165 100K
LEFT HP OUT LEFT LP OUT
+ 2 - 3 1
GND
+ 2 - 3
1
J8 XLR MALE 10K C74 J5 XLR MALE R166 20K 6 5 GND 47pF Z22B 7 TL072 C75 22/25
R168
100 R169 100K
GND NO CHANGE TO PART, NEW DOC# FJ 14JAN98
DRAWN BY: CHECKED BY:
SCHEM: OUTPUTS MX 22
SKH RWJ
10802 47th Avenue West Mukilteo WA 98275-5098 SHEET:
3
of 4
100458
POWER SUPPLY
T1 150-063 4 5 D5 4004 D3 S3B 4004
+
7815
J9B P1 LINECORD
H N
Q1A
+15
J9A 190mA FOR 120V BLK (150 mA FOR 230V) .4 W2 3 W41 2 GND C34 0.01 1 8 D4 4004 R69 7.5K S3A 2P2T D6 4004 7 .4 6 W3 .4 WHT J10B J10A
120V UNITS ONLY
230V UNITS ONLY
C33 0.01 R61 7.5K
C104 2200/35
C77 0.1
+ C105
10/16
C79 0.1
R177 5.11K
GRN
D8 POWER Y
+
C106 2200/35
C78 0.1 Q1B
7915
+
C107 10/16
GND C80 0.1
-15
JUMPERS
+15 W36 .4 W33 .4 W5 .4 W12 .4 W20 .4 +15 -15 W40 .4 W28 .4 W19 .4 W18 .4 W25 .4 W21 .4 -15 W1 .4 W16 GND .4 GND C96 0.1 C95 0.1 C90 0.1
DECOUPLING CAPS
+15 C92 0.1 C94 0.1 C84 0.1 C86 0.1 C88 0.1 -15 +15 C108 0.1 C97 0.1 C101 0.1 C99 0.1 C100 0.1 C91 0.1 C93 0.1 C83 0.1 -15
W35 .4
W32 .4
W26 .4
W6 .4
W17 .4
W15 .4
W8 .4
W38 GND SHIELD GND
ACTION:
NO CHANGE TO PART, NEW DOC# FJ 14JAN98
DRAWN BY: H:\MX22\100458-4.SCH 14-Jan-1998 CHECKED BY:
SCHEM: POWER MX 22
SKH RWJ
10802 47th Avenue West Mukilteo WA 98275-5098 SHEET:
4
of 4
100458