Crown MA-24X6 - Manuals - manualsarea.com

Page 2 - IMPORTANT; FCC COMPLIANCE NOTICE

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 2 1) Read these instructions. 2) Keep these instructions. 3) Heed all warnings. 4) Follow all instructions. 5) Do not use this apparatus near water. 6) Clean only with a dry cloth. 7) Do not block any ventilation openings. Install...

Page 3 - DECLARATION of CONFORMITY; TCF Technical Certificate No: P4300CRI1.IWS

page 3 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual DECLARATION of CONFORMITY Crown International, Inc. TCF Technical Certificate No: P4300CRI1.IWS Sue [email protected] European Representative's Name and Address: Nick Owen19 Clos Nant CoslechPontprenn...

Page 4 - Table of Contents

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 4 Important Safety Instructions ..................................................................................... 2 Declaration of Conformity .......................................................................................

Page 5 - Welcome; How to Use This Manual

page 5 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual 1 Welcome Congratulations on your purchase of a Macro- Tech ® dual level professional power amplifier. Your amplifier has a separate high-power and medium-power channel, making it ideal for biamplified systems. The Macro-Tech 24...

Page 6 - SIDE VIEW; Unpack Your Amplifier; Input wiring cables; Install Your Amplifier; Figure 2.2 illustrates standard amplifier airflow.; Setup; Figure 2.1 Dimensions

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 6 19 in 48.3 cm 16 in 40.6 cm 3.5 in8.9 cm 2.5 in 6.35 cm SIDE VIEW 2.1 Unpack Your Amplifier Please unpack and inspect your amplifier for any damage that may have occurred during transit. If damage is found, notify the transpor-t...

Page 7 - Balanced Line; Figure 2.3 Balanced Input

page 7 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual 2.4 Choose Input Wire and Connectors Figure 2.3 shows connector pin assignments for balanced wiring, and Figure 2.4 shows connec-tor pin assignments for unbalanced wiring. NOTE: Custom wiring should only be performed by qualifie...

Page 8 - Distance; Figure 2.5 Output Connector Wiring

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 8 CH-2 OUTPUTS CH-1 2.5 Choose Output Wire and Con-nectors Crown recommends using pre-built or profes-sionally wired, high-quality, two-conductor, heavy gauge speaker wire and connectors. You may use banana connectors, terminal fo...

Page 9 - Amplifier Application Guide

page 9 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual 2.6 Wire Your System This section describes the most common way to install the Macro-Tech 24X6 and 36X12. Each model is designed for biamplified systems and includes both a high-power and a medium-power channel. Because each cha...

Page 10 - Connect to AC Mains; Startup Procedure; cation Guide

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 10 2.7 Connect to AC Mains Connect the AC power cordset of your amplifier to the AC mains power source (power outlet). NOTE: The third prong of this connector (ground) is an important safety feature. Do not attempt to disable this...

Page 11 - Amplifier Application; Never connect the output to a power; Tampering with the circuitry, or making; Operation

page 11 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual 3.1 Precautions Your Macro-Tech Series amplifier is protected from internal and external faults, but you should still take the following precautions for optimum performance and safety: 1. Before use, your amplifier first must b...

Page 12 - Figure 3.1 Front Panel

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 12 3.2 Front Panel Controls and Indicators A. Dust Filter Removes large particles from the air at the air intake. The filter elements can be easily removed for cleaning by gently pulling them away from the front panel. B. Level Co...

Page 13 - The reset switches are used to reset the break-; Input Sensitivity Switch; The three-position input sensitivity switch; J. Balanced Phone Jack Inputs; Balanced 1⁄4-inch phone jack input connectors; K. Ground Lift Switch; This switch isolates or “lifts” the phone jack; Figure 3.2 Back Panel; L. Balanced XLR Inputs; A pair of versatile 5-way binding posts is pro-

page 13 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual 3.3 Back Panel Controlsand Connectors G. Power Cord 120 VAC, 60 Hz units have a 20-amp (12 AWG) line cord with a grounded NEMA 5-15P plug. See Section 8 for AC power usage. H. Reset Switches The reset switches are used to reset...

Page 14 - , available on the Crown website

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 14 NOTE: For detailed information about these Crown amplifier features, please consult the Crown Amplifier Application Guide , available on the Crown website at www.crownaudio.com 4.1 Protection Systems Your Crown amplifier provid...

Page 16 - Smart Amp

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 16 4.3 Options 4.3.1 PIP Modules Versatile PIP (Programmable Input Processor) modules provide flexible expansion features that can be added to customize the amplifier. PIP modules plug into the connector inside the back panel of t...

Page 17 - The amber; Enable indicator; is provided to; ODEP indicators; The green; Signal/IOC indicators; Troubleshooting

page 17 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual 5.1 Indicators The front panel has several helpful indicator LEDs (Figure 5.1). The amber Enable indicator is provided to show the amplifier has been turned on (or enabled) and that its low voltage power supply and forced-air c...

Page 18 - Indicator States; Troubleshooting

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 18 Figure 5.2 ODEP and Signal/IOC Indicator States 5 Troubleshooting

Page 19 - Theory of Operation

page 19 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual Each channel is powered by its own power transformer, T100 or T200. Both channels share TF-1, a low voltage transformer. The sec-ondary outputs of each transformer are full-wave rectified by heavy duty bridge rectifiers and are...

Page 20 - ONLY ONE CHANNEL SHOWN

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 20 6 Theory of Operation ONLY ONE CHANNEL SHOWN NPN HI OUTPUT STAGE NPN LOW OUTPUT STAGE PNP LOW OUTPUT STAGE PNP HI OUTPUT STAGE + OUTPUT +Vcc –Vcc TRANSLATOR LVA LVA +Vcc –Vcc BIAS CURRENT LIMIT TRANSLATOR BALANCE INPUT STAGE P....

Page 21 - Specifications; Minimum Guaranteed Power; below full bandwidth power

page 21 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual 7 Specifications Minimum Guaranteed Power 120VAC, 60 Hz Units Macro-Tech 24X6 Macro-Tech 36X12 International Units Macro-Tech 24X6 Macro-Tech 36X12 Power in watts per channel,1 kHz, 0.1% THD Channel 1 2 ohms per ch.4 ohms per c...

Page 22 - Construction; Specifications

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 22 Performance (continued) Macro-Tech 24X6 Macro-Tech 36X12 Output Impedance See Figure 7.3 See Figure 7.3 Load Impedance (Note: Safe with all types of loads) 2, 4, 8, 16 ohms 2, 4, 8, 16 ohms Voltage Gain (8-ohm load, rated outpu...

Page 23 - Typical Frequency Response

page 23 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual +45˚ 0˚ –45˚ 100 1 K 10 K 20 K FREQUENCY (Hz) 7 Specifications 10 100 1 K 10 K 100 K FREQUENCY (Hz) +2 +1 0 –1 –2 –3 –4 dB –5 –6 –7 4 ohm 8 ohm 1 watt 504.0 126.8 31.8 MILLIOHMS 8.0 2.0 6 dB 20 100 1 K 10 K 20 K 400 200 100 0 6...

Page 24 - • Quiescent thermal dissipation equals 105 btu/hr at 90 watts.

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 24 This section provides detailed information about the amount of power and current drawn from the Macro-Tech 24X6 and 36X12 amplifiers and the amount of heat produced under various conditions. The calculations presented here are ...

Page 26 - Worldwide Service; Before sending a Crown product to the factory; Crown Factory Service; Service

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 26 Crown amplifiers are quality units that rarely require servicing. Before returning your unit for servicing, please contact Crown Technical Support to verify the need for servicing. This unit has very sophisticated circuitry whi...

Page 27 - SUMMARY OF WARRANTY; UNITED STATES & CANADA

page 27 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual YEAR 3 SUMMARY OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517-4095 U.S.A. warrants to you, the ORIGINAL PURCHASER and ANY SUB-SEQUENT OWNER of each NEW Crown product, for a period of three (3)...

Page 28 - WORLDWIDE EXCEPT USA & CANADA

Operation Manual Macro-Tech MA-24X6 & 36X12 Power Amplifiers page 28 YEAR 3 10 Warranty WORLDWIDE EXCEPT USA & CANADA SUMMARY OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517-4095 U.S.A. warrants to you, the ORIGINAL PURCHASER and ANY SUB-SEQUENT OWNER of eac...

Page 29 - Crown Factory Service Information; NATURE OF PROBLEM; If warranty has expired, payment will be:

page 29 Macro-Tech MA-24X6 & 36X12 Power Amplifiers Operation Manual Crown Factory Service Information Shipping Address: Crown Factory Service, 1718 W. Mishawaka Rd., Elkhart, IN 46517 Phone: 1-800-342-6939 or 1-574-294-8200 Fax: 1-574-294-8124 Owner’s Name : ____________________________________...

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