Crate vtx 200s Preamp Schematics 346SCH 2 384SCH B

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R1 LEW R2

I |-\/\/\/

J1 RC1 W V V E C4 3 4.7K 20 pF 270K
INPUT m. J 2 2 TLO 72 R7 100V R8
.22 ' 100K 05 10K

3 50V GAIN
4 mo EH-~
7 " 53V CW
SLEEVE C7 P3
LAT CABLE D4 D5 DZ '33 047 LOW 250 R10 Fm
. 113an 4 7K cw LEVEL
(3119 J- 1N746ARL1N754ARL I 1N746ARL1N754ARL 15K > LA R20 D "
1'oov T P2 cw 3.3V eav D8 331/ eav IDKA W
*7 W 1N914 C13
A7 T 3;; 100K RA 75V PIV W334 7 m
HGH 75V PIV T' A:
CHASSIS GND T 2 -T CV1
100K
2
7 T 15V
+16V1
2N5210 D5
CHANNEL 2 {$503 1NS14 cw LEVEL
R26 R27 R28

QSJ75 021

$2.

+9.

22K D10 47K 47K
2N521U
R35 R36 D11
47 \L 10K 1N914
C2
S-Ir

47K 1
- P15
100K 50V 33K R50 P13 R55 cw C
if D15 on: CW 1 cw 10K W
H 15K 25oKL LOW ODK RA ,
1N746ARL 1N754ARL PH R56 (:43 '6
3.3V 5.5V D17 10 MD 15K
R55 R67 1NS14 .0047
fiA/VP-fi/VW T JLCSS °°V
18K 10K .22
45
1g... g
045 R58
9)? -+15V -%-
age 47 2 06-06-05 ADD R121,122 N01813 WFB
C47 C48
:: .047 q: .047 CHANN EL 3 1 4.12.05 C50 WAS NOT USED N01786 RLB
IOOV IOOV
3; R55 16\/ O 3.23.05 CONTROL ISSLlE
1 L.
47
3'53 1 B 2-28»05 EJWISJSES R01594 RLB
~6V
A 4.7.04 INITIAL ISSUE
CAUTION, REV Date DESCRIPTION Ecr(s)/Ecn(s) Chgd By Appvd by Date
THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. THE INFORMATIOngéygfillgfiflnglgfifilg DRAWING '5 PROPHET RV T0
TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED _ . 7 , . .1 __
SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND Slgnatures: Date: % VA/ Zf'W'ZL:
THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. 4!: DP
Drawn: RLB 4'7'04 1901 Congression/al, St. Louis, MO 63146
NOTES: Checked: Firsl Used On:
1) CAUTION: SHOCK HAZARDII Released-
THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER - . >
#gaglfilhslgfiETFégw/EEFs/EgTFg-Y IS DISCHARGED BEFORE Plot Dale:Tue Jun 07. 2005 Drawing Size: 0 DaW'"9 95 GUITAR AM P
2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4w.5% TOL. le Time: «15:57:15 Drawing Type: SchemaIic
CAPACITOR VALUES IN MICROFARADS, 50V.1o% TOL. . .
3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE Tolerance: Class Code: NONE Drawmg Number.
AND 10 MEGOHM DIGITAL VOLTMETER. 073346
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< RA I € V'Ixzms ©2007 LOUD TechnologIeslnc.A|| nghts reserved GUItarAmpllf'IerPCBSchematIcs PAGEl

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A B C D E I F
+5V
R72
4.7K 3 y:
C? W D13 2 TLO» 2
114914 R70 R71
R77 >-W W
10K 47K I
22K
J7 R79 D20
+1sv E 1K $114914 R74 05 I DASH 02 ONLY
7 I010:E I011:A .0022
H D31 34 11 10 e 7 1 ,7 47K 100V 0, a
5 1N754ARL 054 VI KV 3%;A 2 14.2
5 6.8V .1 J» D 74HC14 D21 70m 03
r 3 14.2 H92 .1175
7 50V T FIESEL 2
4 3 SW2 A : g 39 g
37% 052+ . 22 7
D45 22 CD4013 7
2TH GRN? 5°VT CHANNEL 1I m9 MFS»A13 J4
j V :7 1
K
10 2
4.7K $3}? +5V
7 7 7 7 7 7
D41 023
Power Table 1N754 J1212 7' !1N514
ReI Des Device(Type) Package +16V1 ~16VI D»GND +5\/ 6 8V 52 G 3
|C1 37072017 ED|F73 8 4 +
I02 3707201, EDIFis a 4 1N5 R97 7 D27
I03 3707201, EDIFis e 4 F158 K 1N9
104 3707201, 801113 a 4 M USE 5 PIN HEADER FOR -01
I05 3707201, BDIFis a 4 R57 + 058 I010 F 5 I011 B AND 7 PIN HEADER FOR »02
ICG 3707201, BDIFis a 4 1.5K T EEV R101 3 2 9 EEA '2
|C7 37072017 8D|F73 E 4 10K 4 D25 :UCCLI'E i 1.47}2
I05 3707201, BDIFis a 4 77961 74H014 m HESETE 12 R104 I
I010 3771401, 14D|P73 7 14 ' a DASH [)1 ONLY
I011 3741301, 14D|P73 7 14 V 5W3=A g7 50V D29 CD4D13 DOK 023
I012 3741301, 14D|P73 7 14 ' 1:914 MFS-AIS DASH 02 ONLY
CHANNEL 2I R105 <7
V 10K
J8 J9 1
5
JWOF'T1
I A a : V7 46 (*3
7% I D25 3
A 1N754ARL
2 5 T 6.8V T
I 5% V I .7
Q24
J3 . . 055 2N5087 D40
Fooi Swnch Jack 52: 1:22 ++16V1
4 1/ 50V 1Ng4360RL
15V R106 D32 ,
DASH 01 ONLY + I 1 K 1N9 101213 113313 1 722 I9 5172?
|CID:C a 7' 064 1 142
R R1 D7 SET R1 1 8
$316 W 5 '6 .3125? .M 2 :7
C55 10K 74H014 10THESEL 2 5.1 3 7
5W4.A »1 1N914 gm R109 ivy}?
D42 - 50V IC1D:A D34 _
YEL . $2 , 3 904013 100K M%%5A3
( CHANNELS 74H014 mg '
D19 m0 USE 5 PIN HEADER FOR -01
THéIZRIAARL 101mg AND 10 PIN HEADER FOR »02
led
v Q 74HC1 4
SW1 :5 D43
MUTE RED D35
D36 We 2 0006-05 ADD R121,122 N01813 WFB
100V 100V
4-12-05 (:50 WAS NOT USED RLB
D37 1NS14 1 N01 786
1N914 O 3.23.05 CONTROL ISSUE
R1 1 1
é 1 B 2-28-05 gfivflssdgééa R01594 RLB
:7 A 4.7.04 INITIAL ISSUE
CAUTION: 025 REV Dale DESCRIPTION Ecr(s)/Ecn(s) Chgd By Appvd by Date
THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. 2115057 THE 'NFORMATONfiQfigfiIg13.3%ng DRAWN" '5 PROPR'ETA 0
TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED a I A
SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND Signatures: Date: fléfdflff/ g WW
THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. flgpé;
DaW": RLB 4'7'04 1901 Congressional. St. Louis. MO 63145
NOTES: Checked: First Used On:
100K
1 CAUTION: SHOCK HAZARDII . .
11:?QUEguaeNJsIvsRHsuzsaeawere::3SESAMEPOWER RT
_ - » . Dra 'n T'tle:
TOUCHING INTERNAL PARTS. 4 Plot Dare. Tue Jun 07. 2005 Drawmg Size. C WI 9 I GUITAR AMP
2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4w-5v/e TOL. 050 HO p101 Time: 03:57:13 Drawing Type: Schematic
CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. .1 7, V . .
3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE 50V ToIerance: class Code; NONE Drawmg Number.
AND 10 MEGOHM DIGITAL VOLTMETER. 073346
Sheel 2 of 2
A I B I C I D I E I F

V'D(2005

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GuitarAmplifierPCBSchematics

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