Mcintosh MC2KW, MC1.2KW, MC501, MC402, MC252 schematic
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POWER AMPLIFIER COMPARISON CHART
MONOBLOCK AND 2-CHANNEL AMPLIFIERS
FEATURE MC2KW MC1.2KW MC501 MC402 MC252 MC2102 MC275 MC2301
Apr-09
Power Output
Number of Channels
THD
S/N below rated output\
Dynamic Headroom
Damping Factor
Circuit Configuration
Circuit Design
Mono Bridge
Mono Parallel
Autoformer
Meters
Balanced Input
2,000
11122221
0.005 0.005 0.005 0.005 0.005 0.50 0.50 0.5000
123dB Unbalanced; 127dB
balanced
2dB 2.1dB 2.1dB 2.1dB 2dB 1.2dB 1.2dB 1.2dB
100 100 100 100 100 18 20 15
Quad Balanced Quad Balanced Quad Balanced Quad Balanced Push-Pull Comp. Unity Coupled Unity Coupled
Transistor Transistor Transistor Transistor Transistor Vacuum Tube Vacuum Tube Vacuum tube
N/A N/A N/A No Yes Yes No N/A
N/A N/A N/A Yes Yes Yes Yes N/A
Yes Yes Yes Yes Yes Transformer Transformer Balanced Tranformers
Yes Yes Yes Yes Yes Yes No Yes
Yes-2 Yes-2 Yes Yes Yes Yes Yes Yes
1200W 500W 400 250W 100W 75W 300W
124dB 124dB 124dB 112dB 100dB 100dB 117dB
Unity Coupled , Quad
Balanced
Rated Power Band
Frequency Response +0,-0.25dB
Frequency Response -3dB
Front Panel
Illumination
Chassis Style
20Hz to 20kHz 20Hz to 20kHz 20Hz to 20kHz 20Hz to 20kHz 20Hz to 20kHz 20Hz to 20kHz 20Hz to 20kHz 20Hz to 20KHz
20Hz to 20kHz 20Hz to 20kHz 20Hz to 20kHz 20Hz to 20kHz 20Hz to 20kHz 20Hz to 20kHz 20Hz to 20kHz 20Hz to 20KHz
10Hz to 100kHz 10Hz to 100kHz 10Hz to 100kHz 10Hz to 100kHz 10Hz to 100kHz 17Hz to 70kHz 10Hz to 70kHz 10Hz to 100 KHz
1/2" Glass 1/2" Glass 1/2" Glass, 3D 1/2" Glass, 3D 1/2" Glass, 3D Glass n/a 1/2" glass
Fiber Optic LED Fiber Optic LED Fiber Optic LED Fiber Optic LED Fiber Optic Bulbs n/a Led Fiber Optic
3, open stainless steel open stainless steel open stainless steel open stainless steel open stainless steel open stainless steel
traditional stainless
steel
open stainless steel
POWER AMPLIFIER COMPARISON CHART
MONOBLOCK AND 2-CHANNEL AMPLIFIERS
FEATURE MC2KW MC1.2KW MC501 MC402 MC252 MC2102 MC275 MC2301
Meter Light Switch Yes yes yes yes yes yes n/a Yes
Remote Power Control yes yes yes yes yes yes n/a Yes
Apr-09
Gold Plated Binding Posts
Dimensions (h x w x d)
Shipping Weight
Yes, 200 amp, 3 sets for
each tap
12-5/16" (31.8cm) x 17-3/4"
(45.1cm) x 26-5/8"
(67.3cm)
Tri Chassis Unit
Output Module (1): 146
lbs., (66.2kg); Power
Module (2): 158 lbs., (71.7
kg) ea.
Yes, 200 amp, 3-
way
11-1/2" (29.2cm) x
17-3/4" (45.1cm) x
18" (45.7cm)
172 lbs., (78 kg) 106 lbs., (48.1kg) 144 lbs., (65.3 kg) 109 lbs., (49.4 kg) 121 lbs., (55 kg) 75 lbs., (34 kg) 141 lbs., (64kg)
yes 200 amp, 3-
way
9-5/16" (24cm) x
17-1/2" (44.5cm) x
14-1/2" (36.8cm)
Yes, 200 amp, 3-
way
9-5/16" (24cm) x
17-1/2" (44.5cm) x
17" (43.2cm)
Yes, 200 amp, 3-
way
9-5/16" (24cm) x 17-
1/2" (44.5cm) x 14-
1/2" (36.8cm)
Yes, 200 amp, 3-
way
9-1/2" (24.1cm) x
17-1/2" (44.5cm) x
17" (43.2cm)
yes Yes, 200 amp, 3-way
7-1/2" (17.8cm) x
16" (40.6cm) x
12" (30.5cm)
12-5/16" (31.3cm)
17 3/4" (45.1cm)
23" (58.4cm)
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