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MPC Series

  Power Amplifiers

Owner’s Manual

TD-000074-00

TD-000074-00

Rev. C

Summary of Contents for MPC

Page 1: ...21 MPC Series Power Amplifiers Owner s Manual TD 000074 00 TD 000074 00 Rev C...

Page 2: ...dged Mono Configuration 11 MPC300 300T 600 600T Bridged Mono Configuration 11 Bridged Mono Speaker Connection 11 Low Impedance Bridged Mono 12 High Impedance Bridged Mono 12 Parallel Mono Configuratio...

Page 3: ...eben gleichm ig auf zwei Personen zu verteilen Cautions Sicherheitsvorschriften CAUTION TO AVOID ELECTRIC SHOCK DO NOT INSERT FINGERS OR OBJECTS INTO ANY OPENINGS IN THE CHASSIS VORSICHT UM ELEKTRISCH...

Page 4: ...linear complementary output circuitry using multi rail power supplies High Cooling Capacity Every MPC amplifier features a large diameter two speed fan and massive extruded aluminum heat sinks The ou...

Page 5: ...ot Cover 7 Gain Control 8 Detachable Input Header Block 9 Cooling Fan 10 Shrouded Output Connector Direct Outputs 11 Shrouded Output Connector Audio Transformer Outputs 12 Mounting Holes for Optional...

Page 6: ...protection circuitry automatically resets to normal when conditions assure safe operation Inputs MPC amplifiers feature balanced inputs connected via a Euro style 7 terminal detachable header Channel...

Page 7: ...MPEDANCE DIR OUTPUT ISOL OUTPUT AUDIO TRANSFORMER 70V 25V 8 4 2 100V 0 70 100 CH1 CH1 BRIDGE MONO LOW IMPEDANCE DIR OUTPUT ISOL OUTPUT AUDIO TRANSFORMER 70V 25V 100V 0 70 100 CH1 CH1 BRIDGE MONO LOW I...

Page 8: ...the low impedance output while the 100V or 70V output drives backstage monitors or restaurant loudspeakers Application Example 3 Extending low frequency performance Adding a low impedance subwoofer 4...

Page 9: ...and grows the channel s low impedance capabilities diminish 1 Computing maximum allowable distributed line loading with a known low impedance load The formula is MaxATP RatedLZP 2 RatedLZP Impedance 2...

Page 10: ...ng term power capacity If it is lit about half the time the amplifier channel will probably go into thermal protection within a few minutes 2 Computing the minimum low impedance load with a known dist...

Page 11: ...N TOUT LES MOD LES Des tensions de sorties aussi lev e que 160 volts rms sont disponible aux bornes du amplificateur MPC en mode bridg mono 200 volts aux sorties isol s MPC200T MPC300T et MPC600T op r...

Page 12: ...gain control to set the level Both channels SIGNAL and CLIP indicators should flash identically when the amplifier is operating Bridged Mono Speaker Connection Low impedance A speaker load of 4 ohms o...

Page 13: ...1200 Watts 1800 Watts USE High Impedance Bridged Mono Distributed System Bridged Mono Applications Placing the T models in bridged mono mode permits higher drive voltages 140V and 200V for reducing th...

Page 14: ...located on the rear panel They have 11 detents and are adjustable from 0 dB full gain to full attenuation Displays The LED displays on models MPC200 and 200T are different from those on models MPC300...

Page 15: ...on the red PROTECT LED on each channel lights for about 2 to 3 seconds during which the output relays mute the speakers After the turn on muting interval the PROTECT LEDs turn off the green POWER LED...

Page 16: ...e output to ground to help protect the load against damage The amplifier s high pass filter described below will itself block DC coming into the amplifier inputs The amplifier s Output Averag ing prot...

Page 17: ...ature Stable into reactive or under impedance loads Load Protection Turn on turn off muting DC fault load grounding relay MPC300 300T 600 600T with internal fault fuses Power Requirements 100V 120V 22...

Page 18: ...standards call for the ability to operate at 1 3 power in order to meet worst case demands The electrical current consumption at 120 VAC for each audio power level and load impedance is shown in the...

Page 19: ...B r h l a c k 0 0 2 C P M T 0 0 2 C P M 8 8 5 4 6 3 6 1 5 1 6 5 5 1 0 1 5 8 2 1 5 8 2 2 4 4 5 6 2 1 8 1 3 0 6 0 1 7 6 2 0 3 8 0 1 2 5 8 2 2 2 2 0 4 3 2 0 9 5 0 0 7 1 9 2 4 5 9 2 1 6 2 3 5 8 2 2 V 0 0...

Page 20: ...tightness of the two mounting screws on the input panel except MPC200 200T If they are loose the panel itself might not be well grounded to the chassis In some cases such as when the audio signal cab...

Page 21: ...zation You may obtain that authorization by contacting the factory or repair facility directly Please ship amplifiers in the original packing materials or equivalent to prevent further damage during s...

Page 22: ...22 JBL Professional 8500 Balboa Boulevard P O Box 2200 Northridge California 91329 U S A A Harman International Company MPC MANUAL 6 98...

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