Crown Audio Com-Tech "00 Series" - Manual (Page 5)

Page 5
Com-Tech 200/400/800/1600 Power Amplifiers
ILLUSTRATIONS
1.1 Com-Tech Amplifiers (120 VAC, 60 Hz Units) ........................... 6
2.1 Front Facilities ........................................................................... 8
2.2 Rear Facilities ............................................................................ 9
3.1 Mounting Dimensions .............................................................. 10
3.2 Top View of a Rack-Mounted Unit ........................................... 11
3.3 Extra Cooling with a Rack-Mounted Blower ............................ 12
3.4 Wiring for Dual 8/4 Ohm Mode ................................................ 13
3.5 Wiring for Dual 70 Volt Mode ................................................... 14
3.6 Wiring for Bridge-Mono 70 Volt Mode (140 Volt Output) ......... 15
3.7 Wiring for Parallel-Mono 70 Volt, Bridge-Mono 8/4 Ohm
and Parallel-Mono 8/4 Ohm Modes ......................................... 16
3.8 Unbalanced Input Wiring ........................................................ 17
3.9 Balanced Input Wiring ............................................................. 17
3.10 Subsonic Filter Capacitor Values ............................................ 17
3.11 Unbalanced RFI Filters ............................................................ 18
3.12 Balanced RFI Filters ................................................................ 18
3.13 Wire Size Nomograph ............................................................. 19
3.14 Inductive Load (Transformer) Network .................................... 20
3.15 Loudspeaker Fuse Nomograph .............................................. 20
4.1
ODEP, IOC and Signal Presence Indicator States .................. 23
4.2 Input Sensitivity Switch ............................................................ 25
5.1 Circuit Block Diagram ............................................................. 27
6.1 Com-Tech 200 Minimum Power Matrix ................................... 32
6.2 Com-Tech 400 Minimum Power Matrix ................................... 33
6.3 Com-Tech 800 Minimum Power Matrix ................................... 34
6.4 Com-Tech 1600 Minimum Power Matrix ................................. 35
6.5 Com-Tech 200 Maximum Power Matrix .................................. 36
6.6 Com-Tech 400 Maximum Power Matrix .................................. 37
6.7 Com-Tech 800 Maximum Power Matrix .................................. 38
6.8 Com-Tech 1600 Maximum Power Matrix ................................ 39
6.9 Typical Frequency Response ................................................. 40
6.10 Typical Damping Factor .......................................................... 40
6.11 Typical Output Impedance ...................................................... 40
6.12 Typical Phase Response ......................................................... 41
6.13 Typical Crosstalk ..................................................................... 41
7.1
Com-Tech 200 Power Draw, Current Draw and
Thermal Dissipation at Various Duty Cycles ........................... 42
7.2 Com-Tech 400 Power Draw, Current Draw and
Thermal Dissipation at Various Duty Cycles ........................... 43
7.3 Com-Tech 800 Power Draw, Current Draw and
Thermal Dissipation at Various Duty Cycles ........................... 43
7.4 Com-Tech 1600 Power Draw, Current Draw and
Thermal Dissipation at Various Duty Cycles ........................... 43
8.1 Installing a P.I.P. Module ......................................................... 44
8.2 Cooling Fan Option ................................................................. 46
8.3 Cooling Fan Assembly ............................................................ 46