Crown ma-1200 Guía De Referencia

1.1

Macro-Tech Amplifier ................................................................ 7

2.1

Front Panel Controls & Indicators .............................................. 8

2.2

Rear Panel Controls & Connectors ............................................ 9

3.1

Mounting Dimensions ............................................................. 10

3.2

Top View of a Rack-Mounted Unit ............................................ 10

3.3

Proper Air Flow in a Rack Cabinet ........................................... 10

3.4

Stereo Wiring .......................................................................... 11

3.5

Bridge-Mono Wiring ................................................................ 12

3.6

Parallel-Mono Wiring ............................................................... 13

3.7

Unbalanced Input Wiring ........................................................ 14

3.8

Balanced Input Wiring ............................................................. 14

3.9

Balanced and Unbalanced Phone Plugs ................................. 14

3.10 Infrasonic Filter Capacitors ...................................................... 15
3.11 Unbalanced RFI Filters ............................................................ 15
3.12 Balanced RFI Filters ................................................................ 15
3.13 Wire Size Nomograph ............................................................. 16
3.14 Inductive Load (Transformer) Network ..................................... 17
3.15 Loudspeaker Fuse Nomograph .............................................. 18
4.1

Indicators ................................................................................ 19

4.2

Macro-Tech ODEP and Signal/IOC Indicator States ................. 20

4.3

Input Sensitivity and Ground Lift Switches ............................... 22

5.1

Circuit Block Diagram ............................................................. 25

6.1

Macro-Tech 600 Minimum Power Matrix .................................. 29

6.2

Macro-Tech 1200 Minimum Power Matrix ................................ 30

6.3

Macro-Tech 2400 Minimum Power Matrix ................................ 30

6.4

Macro-Tech 600 Maximum Power Matrix ................................. 31

6.5

Macro-Tech 1200 Maximum Power Matrix ............................... 32

6.6

Macro-Tech 2400 Maximum Power Matrix ............................... 32

6.7

Typical Frequency Response .................................................. 33

6.8

Typical Damping Factor .......................................................... 33

6.9

Typical Output Impedance ...................................................... 33

6.10 Typical Phase Response ......................................................... 34
6.11 Typical Crosstalk for the Macro-Tech 600 ................................ 34
6.12 Typical Crosstalk for the Macro-Tech 1200 .............................. 35
6.13 Typical Crosstalk for the Macro-Tech 2400 .............................. 35
7.1

Macro-Tech 600 Power Draw, Current Draw and
Thermal Dissipation at Various Duty Cycles ............................. 36

7.2

Macro-Tech 1200 Power Draw, Current Draw and
Thermal Dissipation at Various Duty Cycles ............................. 37

7.3

Macro-Tech 2400 Power Draw, Current Draw and
Thermal Dissipation at Various Duty Cycles ............................. 37

8.1

Installing a PIP Module ............................................................ 38

8.2

Installing a Level Control Shaft Lock ........................................ 40