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McIntosh MC1.2KW Service Manual

McIntosh MC1.2KW
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MC1.2KW
PARTS LIST
29
INTERCONNECT
Ref. No. Description Part No.
1
Ref. No. Description Part No.
C5 CAPACITOR ASSY 052005
C6 CAPACITOR ASSY 052005
CB1 CIRCUIT BREAKER 20A (100-120V) 088022
CB1 CIRCUIT BREAKER 10A (220-240V) 088023
D1 DIODE BRIDGE RECTIFIER 070181
D2 DIODE BRIDGE RECTIFIER 070181
MT1 METER 124105
RT1 THERMISTOR ASSY 052017
RT2 THERMISTOR ASSY 052017
S1 SWITCH POWER 146243
S2 SWITCH POWER 146243
T1 POWER TRANSFORMER 750754
T2 OUTPUT TRANSFORMER, POTTED 750755
TB1 AC TERMINAL BLOCK 074091
749485 HEATSINK MASTER PCB
2
C1 CAP ELECT 47UF 35V 066446
C2 CAP ELECT 47UF 35V 066446
C3 CAP MONO .1UF 50V 20% Z5U 061346
C5 CAP MONO .1UF 50V 20% Z5U 061346
C7 CAP MONO 100PF 100V 10% NPO 061341
C8 CAP MONO 100PF 100V 10% NPO 061341
C9 CAP MONO .01UF 50V 20% X7R 061345
C10 CAP POLYPROP 0.15UF 10% 250VDC 064363
C16 CAP MONO .01UF 50V 20% X7R 061345
D1 DIODE SILICON 070174
D2 DIODE SILICON 070174
D3 DIODE SILICON 070174
D4 DIODE SILICON 070174
D5 DIODE SILICON 070174
D6 DIODE 200V 6A 070133
D7 DIODE 200V 6A 070133
J1 CONN MALE 7 PIN 117217
J2_ CONN HEADER 2 PIN 0.156 117404
J4_ BLADE FASTON W/FEET 117708
J4_ CONN 2 PIN MALE 117213
J5 BLADE FASTON .110 117712
L1 CHOKE RF 3.3UH 10% 122398
PCB1 PC BD HEATSINK 129770
Q1 TRANSISTOR NPN SILICON 132317
Q2 TRANSISTOR PNP SILICON 132304
Q3 TRANSISTOR NPN 132310
Q4 TRANSISTOR PNP 132311
Q6 TRANSISTOR NPN 132325
Q7 TRANSISTOR PNP 132326
Q8 TRANSISTOR PNP 200W 230V 132314
Q9 TRANSISTOR NPN 200W 230V 132313
Q10 TRANSISTOR PNP 200W 230V 132314
Q11 TRANSISTOR NPN 200W 230V 132313
Q19 TRANSISTOR NPN 200W 230V 132313
Q26 TRANSISTOR PNP 200W 230V 132314
Q27 TRANSISTOR NPN 200W 230V 132313
Q28 TRANSISTOR PNP 200W 230V 132314
Q29 TRANSISTOR NPN 200W 230V 132313
Q30 TRANSISTOR PNP 200W 230V 132314
Q31 TRANSISTOR NPN 200W 230V 132313
Q32 TRANSISTOR PNP 200W 230V 132314
R1 RES MF 365 OHM 1% 1/4W 144505
R2 RES MET OX 680 OHM 5% 1/2W 137099
R3 RES MF 22.1K 1% 1/4W 144564
R6 RES MET OX 1.8K 5% 1/2W 137100
R7 RES MET OX 430 OHM 5% 1/2W 137101
R8 RES MF 365 OHM 1% 1/4W 144505
R9 RES MET OX 680 OHM 5% 1/2W 137099
R10 RES MF 22.1K 1% 1/4W 144564
R11 RES MET OX 1.8K 5% 1/2W 137100
R12 RES MET OX 47 OHM 5% 1/2W 137102
R13 POT TRIM 200 OHM 20% HORIZ AD 134506
R30 RES MF 2.21 OHM 1% 1/4W 144607
R31 RES WW .5 OHM 5% 5W 139255
R32 RES WW .5 OHM 5% 5W 139255
R33 RES WW .5 OHM 5% 5W 139255
R34 RES WW .5 OHM 5% 5W 139255
R35 RES WW .5 OHM 5% 5W 139255
R36 RES WW .5 OHM 5% 5W 139255
R37 RES WW .5 OHM 5% 5W 139255
R38 RES WW .5 OHM 5% 5W 139255
R40 RES WW .5 OHM 5% 5W 139255
R41 RES WW .5 OHM 5% 5W 139255
R42 RES WW .5 OHM 5% 5W 139255
R43 RES WW .5 OHM 5% 5W 139255
RT1 SENSOR THERMAL 144249
CABLE ASSY HTSINK/HTSINK SLAVE 171717
749487 HEATSINK SLAVE PCB
3
C10 CAP POLYPROP 0.15UF 10% 250VDC 064363
D6 DIODE 200V 6A 070133
D7 DIODE 200V 6A 070133
SLEEVE SIL FG VW-1 180 DEG #12 077073
J1 CONN 4 PIN 117215
J2 CONN HEADER 2 PIN 0.156 117404
J3 CONN MALE 5 PIN .156 117568
J4 BLADE FASTON W/FEET 117708
PC BD HEATSINK SLAVE 129771
R12 RES MET OX 47 OHM 5% 1/2W 137102
R30 RES MF 2.21 OHM 1% 1/4W 144607
R31 RES WW .5 OHM 5% 5W 139255
R32 RES WW .5 OHM 5% 5W 139255
R33 RES WW .5 OHM 5% 5W 139255
R34 RES WW .5 OHM 5% 5W 139255
R35 RES WW .5 OHM 5% 5W 139255
R36 RES WW .5 OHM 5% 5W 139255
R37 RES WW .5 OHM 5% 5W 139255
R38 RES WW .5 OHM 5% 5W 139255
R40 RES WW .5 OHM 5% 5W 139255
R41 RES WW .5 OHM 5% 5W 139255
R42 RES WW .5 OHM 5% 5W 139255
R43 RES WW .5 OHM 5% 5W 139255
RT1 SENSOR THERMAL 144249
Q9 TRANSISTOR NPN 200W 230V 132313
Q10 TRANSISTOR PNP 200W 230V 132314
Q11 TRANSISTOR NPN 200W 230V 132313
Q19 TRANSISTOR NPN 200W 230V 132313
Q26 TRANSISTOR PNP 200W 230V 132314
Q27 TRANSISTOR NPN 200W 230V 132313
Q28 TRANSISTOR PNP 200W 230V 132314
Q29 TRANSISTOR NPN 200W 230V 132313
Q30 TRANSISTOR PNP 200W 230V 132314
Q31 TRANSISTOR NPN 200W 230V 132313
Q32 TRANSISTOR PNP 200W 230V 132314

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McIntosh MC1.2KW Specifications

General IconGeneral
Damping factor100
Amplifier class-
Frequency range10 - 100000 Hz
Output impedance8 Ω
Audio output channels1.0 channels
Peak power per channel1200 W
Signal-to-Noise Ratio (SNR)124 dB
Total Harmonic Distortion (THD)0.005 %
Speakers connectivity typeBinding post
PurposePerformance/stage
Product colorBlack, Silver
Connectivity technologyWired
LED indicatorsYes
Weight and Dimensions IconWeight and Dimensions
Depth558.8 mm
Width450.9 mm
Height312.7 mm
Weight66700 g

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