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Crown Macro-Tech MA-1200 Reference Manual
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Macro-
T
ech 600/1200/2400
Power Amplifiers
Page 37
Reference Manual
Fig. 7.3 Macro-T
ech 2400 Power Draw, Curr
ent Draw and
Thermal Dissipation at V
arious Duty Cycles
Fig. 7.2 Macro-T
ech 1200 Power Draw, Curr
ent Draw and
Thermal Dissipation at V
arious Duty Cycles
36
38
Table of Contents
Default Chapter
3
Magnetic Field
3
Table of Contents
4
Important Safety Instructions
6
1 Welcome
7
Unpacking
7
Features
7
Macro-Tech Amplifier
7
2 Controls, Indicators & Connectors
8
Front Panel Controls & Indicators
8
Rear Panel Controls & Connectors
9
3 Installation
10
Mounting
10
Cooling
10
Mounting Dimensions
10
Top View of a Rack-Mounted Unit
10
Proper Air Flow in a Rack Cabinet
10
Wiring
11
Stereo (Two-Channel) Operation
11
Stereo Wiring
11
Bridge-Mono Operation
12
Bridge-Mono Wiring
12
Parallel-Mono Operation
13
Parallel-Mono Wiring
13
Input Connection
14
Unbalanced Input Wiring
14
Balanced Input Wiring
14
Balanced and Unbalanced Phone Plugs
14
Infrasonic Filter Capacitors
15
Unbalanced RFI Filters
15
Output Connection
16
Wire Size Nomograph
16
Inductive Load (Transformer) Network
17
Additional Load Protection
18
AC Power Requirements
18
Loudspeaker Fuse Nomograph
18
4 Operation
19
Precautions
19
Indicators
19
Macro-Tech Odep & Signal/Ioc Indicator States
20
Macro-Tech ODEP and Signal/Ioc Indicator States
20
Protection Systems
21
Odep
21
Standby Mode
21
Transformer Thermal Protection
21
Fuses and Circuit Breakers
22
Controls
22
Input Sensitivity and Ground Lift Switches
22
Filter Cleaning
23
5 Technical Information
24
Overview
24
Circuit Theory
24
Stereo Operation
24
Circuit Block Diagram
25
Bridge-Mono Operation
26
Parallel-Mono Operation
26
6 Specifications
27
Macro-Tech 600 Minimum Power Matrix
29
Macro-Tech 1200 Minimum Power Matrix
30
Macro-Tech 2400 Minimum Power Matrix
30
Macro-Tech 600 Maximum Power Matrix
31
Macro-Tech 1200 Maximum Power Matrix
32
Macro-Tech 2400 Maximum Power Matrix
32
Typical Frequency Response
33
Typical Damping Factor
33
Typical Output Impedance
33
Typical Phase Response
34
Typical Crosstalk for the Macro-Tech 600
34
Typical Crosstalk for the Macro-Tech 1200
35
Typical Crosstalk for the Macro-Tech 2400
35
7 AC Power Draw & Thermal Dissipation
36
Macro-Tech 600 Power Draw, Current Draw and Thermal Dissipation at Various Duty Cycles
36
Macro-Tech 1200 Power Draw, Current Draw and Thermal Dissipation at Various Duty Cycles
37
Macro-Tech 2400 Power Draw, Current Draw and Thermal Dissipation at Various Duty Cycles
37
8 Accessories
38
PIP Modules
38
Installing a PIP Module
38
Cooling Fan Options
40
Level Control Security Kit
40
Installing a Level Control Shaft Lock
40
9 Service
41
Worldwide Service
41
North American Service
41
Service at a N. American Service Center
41
Factory Service
41
Other manuals for Crown Macro-Tech MA-1200
Service Manual
49 pages
Schematic Diagram
1 page
5
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Crown Macro-Tech MA-1200 Specifications
General
Brand
Crown
Model
Macro-Tech MA-1200
Category
Amplifier
Language
English
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