
TWIN (PRO-TUBE) AMP
PRINTED CIRCUIT BOARD ASSEMBLY – MAIN (cont)
QTY PART # DESCRIPTION REFERENCE DESIGNATION
18 0006260001 DIODE 1N4448 SIGNAL D1 D4 D6-7 D114 D223 D226 D228-229 D231-
237 D239-240
2 0029690001 DIODE HV 3kV 200mA D102-103
1 0031017001 DIODE ZEN 1N5223B 2.7V 5% LL D224
3 0031635001 DIODE ZEN 1N5240B 10V 5% LL D5 D227 D238
6 0031019001 DIODE ZEN 1N5245B 15V 5% LL D2-3 D8-9 D112-113
2 0028119060 DIODE ZEN 1N5353B 16V 5W 5% D216-217
2 0041811060 DIODE ZEN 1N5368B 47V 5W 5% D208-209
6 0026000001 FSTN TAB MALE PCB MT .187X.032 P2-5 P216-217
20 0025802000 FSTN TAB MALE .250x.032 PCB MT P100-101 P200-215 P218-219
4 0031611000 IC OP-AMP DUAL PC4560 U1-4
2 0041261000 IC VOLT REF LM4040DIZ-10.0 U5-6
1 0037117000 JACK PCB MONO CLOSED CKT J1 Input
1 0025933000 JACK PHONO DUAL PC MTG J2 Reverb
1 0028039000 LED RED 5x5mm SLB-55VR3 D225
1 0030754000 LED RED T-1 3mm DIFFUSED D230
1 0036178000 SPACER LED .5x.1 BRN @D230
3 0036613000 RELAY DPDT DIP 24 VOLT 8.3mA K1-3
9 0025116001 RES CF 1/2W 5% 100k LL R3 R13 R20 R31 R52 R61 R71 R77 R111
2 0026368001 RES CF 1/2W 5% 100ohm LL R211-212
1 0025117001 RES CF 1/2W 5% 220k LL R202
1 0025113001 RES CF 1/2W 5% 10k LL R104
1 0025834001 RES CF 1/2W 5% 150k LL R146
2 0036957001 RES CF 1/2W 5% 470k LL R26 R144
1 0025115001 RES CF 1/2W 5% 82k LL R110
12 0024969001 RES CF 1/4W 5% 1.5k LL R4 R14 R21 R43 R51 R62 R68-69 R114-115
R215 R238
8 0024997001 RES CF 1/4W 5% 100k LL R8 R147 R208 R220 R226 R230 R243 R249
11 0024981001 RES CF 1/4W 5% 10k LL R19 R25 R30 R41 R50 R60 R143 R207 R231-
233
1 0024937001 RES CF 1/4W 5% 10ohm LL R250
1 0024999001 RES CF 1/4W 5% 150k LL R100
5 0024985001 RES CF 1/4W 5% 15k LL R101 R155 R224 R229 R248
1 0024955001 RES CF 1/4W 5% 180ohm LL R227
1 0024986001 RES CF 1/4W 5% 18k LL R27
1 0024965001 RES CF 1/4W 5% 1k LL R81
15 0025069001 RES CF 1/4W 5% 1M LL R1 R6 R15 R18 R38 R40 R46 R49 R63 R78 R82
R103 R106 R142 R153
8 0025059001 RES CF 1/4W 5% 220k LL R5 R16 R24 R53 R67 R75 R112-113
2 0024987001 RES CF 1/4W 5% 22k LL R39 R79
1 0025077001 RES CF 1/4W 5% 3.3M LL R76
4 0024989001 RES CF 1/4W 5% 33k LL R2 R33 R45 R102
2 0024977001 RES CF 1/4W 5% 4.7k LL R107 R145
1 0025079001 RES CF 1/4W 5% 4.7M LL R70
12 0025065001 RES CF 1/4W 5% 470k LL R7 R23 R28-29 R64-65 R74 R214 R223 R234
R236 R246
1 0024961001 RES CF 1/4W 5% 470ohm LL R105
3 0024993001 RES CF 1/4W 5% 47k LL R22 R42 R44
1 0024962001 RES CF 1/4W 5% 560ohm LL R237
2 0028948001 RES CF 1/4W 5% 6.2k LL R80 R235
4 0024979001 RES CF 1/4W 5% 6.8k LL R154 R225 R228 R247
2 0025068001 RES CF 1/4W 5% 820k LL R222 R245
2 0024964001 RES CF 1/4W 5% 820ohm LL R32 R72
2 0029613001 RES CF 1/4W 5% 91k LL R108 R140