Text preview for : 564E_sch.pdf part of . Various 564E sch . Various SM scena Symetrix 564E_sch.pdf
Back to : 564E_sch.pdf | Home
+15
G0
+15 R26 1M0
+15
C52 R6
EXPAND EXPAND
R22 D4
+20 dBm
SHEET 1 OF 5
R83 U3A SW06 R25 U3B SW06 11K3
4M7 1N4148 +15 +15 C3
100K0 R75
DWG
REV.
R1 2 3 2M2 10 pF 7 6
U5A 22 pF
50KB R24 8 +15
LF353N
564E Quad Expander/
R23 47K 22 pF C1
+15 1 3 8
1M0 Q2 R28 R5 R90 R12
N.O. 1 N.O.
680K 2N4401 R73 C4 C51
-40 dBm 8 R2 6 2
Gate Schematics
R84 10K0 9K09 20K0 27K4 10K .01 .015 MY
2 13K N.C 1 7 8
U1B R69 R71A
-15 1 5 6 5 4 1 2
U4B 1K0 D17 U6B
3 7 14 15 R4 6 FRNT GATE 6 1
THRESHOLD U1A 6
39K
LF353N 1N4148 -15
10K0 7 7 3
U6A
4 RC4560 5 2 50KB 5
RC4560
U3D SW06 C19 RELEASE U5B DUAL LF353N N.C. 4 LF353N
021760/1-SCH
-15 LF353N
GATE .01 MY D1 D2 9 C2
D9 R27
D10 1N4148 1N4148 3 11 10
1N4148 1N4148 .01
EXPAND -15 1
R82 +15 -15 R13 16K 5 6 6
6K98 R81 R3 R7 R8 R9 U3C SW06
-15 P3
500KA 2K2 2K00 9K09 15K0
+15 4 GATE
8K2 C22 R11
8 2 U4A D18
2 U2A 1 1N4148 10/35V 200K
R79
1 4 3
3 GATE R71B J4
R92 LF353N 10K RD7
8 5 6 1
6/11/93
4560 REAR CH 4
10K 50KB 6
4 5 1K0 ONLY
+15 R10
DUAL 15 14
-15 C5
R14 (10) (11) C23 10M RATIO/ SW3A
EXP 6 1 (OTHER CHAN 3
6 U2B
.1 3M3
____ U12D 6 SW06
HAVE TRACE
22/25V
RANGE 2
7 EXPAND /GATE N.C. (9) INSTEAD) 1
5 -15
R76 RA3
4560 RA2
R77
R78 100K 10K0
-15 C100
47pF
IN/
C21 2M0 10K TRIM 1 SW2A
C33
BYPASS
TITLE
10K0 2 SW3B
DATE
.039 MY
DWG
3 82 pF 4
SHOWN BYPASSED
NO.
5
R91 39K +15 6
-15 R44
RA1 R99
1K0 6 SW2B +15V
13K
D19 5
22K
4 8
James Husted
47 pF 1N34A +15V
C31
Q3 RA5 2
+15 RA4
1
R41
4K7
2N4401
61.9 C57 .01
SIDE-CHAIN 3
C18 U14A
R39 45K3 -15A 3 7
MONITOR 4 RC4560
U14B
J2 43K2 U13 (SHOWN OUT)
R37 D8
.1 CH.1 & CH.2 TO -15A 6
CHANNEL 1 2K10
8
U7A
CH.3 & CH.4 TO -15
E
C
V
C U16C
7 FAST
2 1 C 9 -15V 5 SW1B
INPUT R38
R40
13K0
1 C35
R45 14 1N4148 4
XLR-F 3 4.7 NP 4 4 1 8 8 RA6 5
IN OUT RC4560
C9 LM339 6
2K00 RC4560 13K 82K
470 pF 4 S V E G
R43 C15 4.7 NP Y E C N
R36 R51 P3 J4 SW1A
100K M E 2 D U16D
100K 11 3
C29 C30 100K 3 3 +15V 13 2
470 pF
R42 .1 4 5 2 6 10 1
-15 LM339
15K0
R46 R53 SLOW
C32 150 pF
1K00
PRINTED
J1
R47
510K R49 ATTACK
PURCH.
DRAWN
PHONEJACK R50 51
100K TRIM R87
MANF.
+15V
DATE
CHANNEL 1 300 61.9
ENG.
R48
-15V
SIDECHAIN 5K1
BY
8 7
D6