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CS8
Schematics
Klark Teknik Building
Walter Nash Road
Kidderminster
Worcestershire
DY11 7HJ
Tel: +44 (0) 1562 741515
Fax: +44 (0) 1562 745371
Email: [email protected]
Website: www.ddaconsoles.com
CS8 Schematics
Telex Communications (UK) Limited
In line with the company's policy of continual improvement, specifications and function maybe subject
to change without notice. This Operator Manual was correct at the time of writing. E&OE.
+48V
MIC SW1 R4 V+ R85 V1+ HF/LF EQ MID EQ MID EQ
CON2
NC3FAHL VR2
47K DO NOT FIT 0R C41 R21 10KB R22 R26 R27 R29 R30
+48V R145 220U 2 1 R32
R1 25V 3K3
MIC/LINE GAIN C53 1K5 1K5 10K 10K 10K 10K
6K2OPT 3
R3 R2 2PSUJ 470R C13 C57
6K8 6K8 VR1 100U C42
1 3 2
C1
2U2
MIC/ R16 10KRD C5 16V0.2 R86 220U
C10
2N2
C11 C16
SP6 2 1 25V 33P 33P 33P
CM-CHOKE C2
63V0.2
LINE R117
R121
V- V- EQ IN
1 2 10R 1000U V- 0R V1- 33P R31
GAIN 3 6.3V
100K
4
IC3A IC3B
3K3 4
C52
SW5
C37 33U R7 C45 R10 R15 3K3 2 6 2 R126
63V0.2 150R 1 7 1
* IC2B
3 4 V1+ 6 3 5 3
680P R5 4K7 100U 10R R109 R110 C56 7 TL072 TL072 IC8A 75R 100U
CON9 10K 16V0.2 R12 5 8 8 NE5532 16V0.2
33P
SW2 24K
3 TL072
7K5 7K5 R116 V+ V+ R137 2PSUJ
2
1
(OPT)
NTM1
R111 R123 6 PHASE 100K
7
3WAY
R6
10K
8 2 5 3K3 REVERSE HIGH R23 1 4 1 4
MH C38 56K 75R IC1B 22K
680P C3
D2 D4
NE5532 PASS 6
3
VR3B
100KC 3
6 VR5B
100KC
R19
6 4 SW4 3 C15 C55
CON3 33U 1 1N4148 1N4148 R115 SW3 R24 R25 2 5 2 5
1/4JACKSL 63V0.2 R9 V1- 10K V+ 2 1 VR3A VR5A
This drawing is split across the following two pages to aid readability.
C6 100KC 2N2 100KC 15N
300R D1
* T1 56K C7 C8 8 1K8 VR7 1K8
R13 R14 D3 C9
C4 3 10KB
LINE 4PSUJ 24K * 24K 680P 1N4148 C48 100U 1 R35 R34 R124 R125
C46 R11 TR7 1N4148 10P 16V0.2 100N 100N 2 C12 C64 3K 3K 3K 3K
TR5
564 32 1 2SB737 V1- 2PSUJ IC2A 2U2 2PSUJ 2 2
* 2SB737 C14 C54
SP1 4 TL072 63V0.2 R20
1N R8 100U 10R R112 R113 4 R122 10K 470N 470N 3 3
IC1A R18
4K7 16V0.2 2 R114 100K R17 V- 4N7 VR4 33N VR6
33K R143
1 100K 10KB 10KB
NOTE: IF T1 IS FITTED GAIN = 20 TO 70dB 4K7 4K7 3 3K C61 1 C62 1
R14 CHANGES TO 1K AND OR -10 TO +20dB V1- NE5532 75R 470P 2N2
R10 AND R11 ARE NOT FITTED. C47 8
C58
33P
V1+ HIGH PASS FILTER 5 R28 C17
7
220N 6
SP2
18dB/OCTAVE, 80Hz 75R 100U
1N R33 IC8B 16V0.2
680K NE5532
C40 C39
DIRECT 680P 680P R36
100K
PRE
SW28
POST
LK11 PRE1
PRE 1 2
1 2 INS_SEND
CON5 CON4
1/4JACKSL 1/4JACKSL LK12
2PSUJ R140 R142
PAN BUFFER
470K 470K WIR2 R50 R39 TR1 C49 R40 V+
C63
R141
3WAY J176 IC5A SW13 MIX
R108 R51 8 TL072 R62
1K2 7K5 7K5 100U 47K 3 C23 MIXL
100P 321 16V0.2 C43 1 PANL
C51 R38 10K
10K 1K6 2
100P 7K5 R119
564 32 1 564 32 1 C18 100U
100K 10P LCR 4 16V0.2
V- R63
SP5
1N
SP3
1N
33P
MODE R53 V-
C22
R55
100K
MIXR
V- 4 SW15 5K6 PANR
IC4A C44 33P 10K
2 R104 R59 2 CW