McIntosh C1100 Service Manual

C1100
C1100
TUBE PREAMPLIFIER
SERVICE MANUAL
SERIAL NO. AEF1001 And Above
Performance Specifications ..........................................2
Notes ...........................................................................2
Rear Panel ...................................................................3
Section Location ..........................................................4
Block Diagram .......................................................5 - 6
Interconnection Diagram ........................................7 - 8
Left Amplifier Schematic and PCB ........................9 - 18
Right Amplifier Schematic and PCB ....................19 - 28
Balanced I/O Schematic and PCB .......................29 - 32
Left Phono Schematic and PCB .................................. 33 - 34
Right Phono Schematic and PCB ........................35 - 36
Front Tube Schematic and PCB ...........................37 - 38
Headphone Schematic and PCB .........................39 - 42
Control Schematic and PCB ................................43 - 48
Lt Mtr/Rt Mtr/Panel Lt Schematic and PCB ..........49 - 52
Parts List .............................................................53 - 64
Repacking Instruction ................................................65
CONTENTS
+ 3
0
-10
-60
OUTPUT LEVEL
-50
-40
-30
-20
dB
+ 3
0
-10
-60
OUTPUT LEVEL
-50
-40
-30
-20
dB
C1100 TUBE PREAMPLIFIER
HEADPHONES

McIntosh C1100 Specifications

General

Type	Preamplifier
Total Harmonic Distortion	0.005%
Frequency Response	20Hz to 20kHz +0, -0.5dB
Input Impedance	44K ohms
Output Impedance	200 ohms
Dimensions	Each chassis: 17-1/2" (44.45cm) width x 6" (15.24cm) height (including feet) x 18" (45.72cm) depth (including front panel and cables)
Rated Output Voltage	2.5V RMS
Phono Inputs	2 (MM/MC)
Balanced Outputs	2
Unbalanced Outputs	2
Maximum Voltage Gain	15dB
Gain	60dB (MC Phono); 40dB (MM Phono)
Inputs	High Level, Phono
Outputs	Balanced, Unbalanced