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Operation Manual

Macro-Tech MA-3600VZ 

Power Amplifier

page 16

6 Specifications

Minimum Guaranteed Power 
(see page 18 for complete power specifications)

120VAC, 60 Hz Units

100VAC International 

Units

120 VAC International 

Units

230VAC International 

Units

Power in watts per channel,1 kHz, 0.1% THD

Stereo mode with both channels driven

2 ohms per ch.
4 ohms per ch.
8 ohms per ch. 

1800W
1565W
1120W

1460W
1300W

980W

1490W
1300W

985W

1520W
1325W

965W

Bridge-Mono mode

4 ohms
8 ohms

3505W
3140W

2835W
2625W

2980W
2600W

2800W
2515W

Parallel-Mono mode

1 ohm
2 ohms

3555W
3190W

2820W
2585W

2980W
2600W

2910W
2565W

Performance (120V AC units in stereo mode with 8 ohm load)

Frequency Response

(at 1 watt, 20Hz - 20 kHz) see Figure 6.3

± 0.1 dB

Phase Response

(at 1 watt, 10Hz - 20 kHz) see Figure 6.6

±10°

Signal to Noise Ratio 

below full bandwidth power

 20 Hz to 20 kHz
 A-weighted

>100 dB
>105 dB

Total Harmonic Distortion (THD) 

 at rated power, from 20 Hz to 1 kHz 
 at rated power, at 20 kHz

< 0.05%

 < 0.1%

Intermodulation Distortion (IMD)  

60 Hz and 7 kHz at 4:1,from 368 milliwatts to full rated output

< 0.05%

Damping Factor

10 Hz to 400 Hz See Figure 6.4

>1000

Crosstalk

(below rated power,  20 Hz to 10 kHz)

see Figure 6.7

Controlled Slew Rate

> 30 volts/microsecond

Input Impedance nominally balanced, nominally unbalanced

20 k ohms, 10 k ohms

Содержание Macro-Tech MA-3600VZ

Страница 1: ...r maintenance Note The information provided in this manual was deemed accurate as of the publication date However updates to this information may have occurred To obtain the latest version of this manual please visit the Crown website at www crownaudio com Trademark Notice PIP and IQwic are trademarks and Amcron Crown Crown Audio Macro Tech IOC IQ System VZ and ODEP are registered trademarks of Cr...

Страница 2: ...ion If this equipment does cause harmful interference to radio or television recep tion which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit d...

Страница 3: ...haracteristics of ITE Radiated Class B Limits Conducted Class B EN 55103 2 1996 Electromagnetic Compatibility Product Family Standard for Audio Video Audio Visual and Entertainment Lighting Control Apparatus for Professional Use Part 2 Immunity EN 61000 4 2 1995 Electrostatic Discharge Immunity Environment E2 Criteria B 4k V Contact 8k V Air Discharge EN 61000 4 3 1996 Radiated Radio Frequency Ele...

Страница 4: ...nt Panel Controls and Indicators 12 4 3 Back Panel Controls and Connectors 13 5 Advanced Features and Options 14 5 1 Protection Systems 14 5 1 1 Output Device Emulation Protection ODEP 14 5 1 2 IOC Input Output Comparator 14 5 2 Circuit Designs 14 5 2 1 Grounded Bridge 14 5 2 2 Variable Impedance VZ 14 5 3 Options 15 5 3 1 PIP Modules 15 5 3 2 IQ PIP USP2 Adapter 15 5 3 3 Input Sensitivity Switch ...

Страница 5: ...ansistors resulting in lower distortion and superior reliability Patented ODEP Output Device Emulation Protection circuitry compensates for overheating and overload to keep the amplifier working when others would fail IOC Input Output Comparator circuitry immediately alerts of any distortion exceeding 0 05 providing dynamic proof of distortion free performance Articulated VZ power supplies for eac...

Страница 6: ...ve the Important Safety Instruc tions found at the beginning of this manual 3 2 Install Your Amplifier CAUTION Before you begin make sure your amplifier is disconnected from the power source with power switch in the off position and all level controls turned completely down counterclock wise Use a standard 19 inch 48 3 cm equipment rack See Figure 3 1 for amplifier dimensions You may also stack am...

Страница 7: ...ows connector pin assignments for balanced wiring and Figure 3 4 shows connec tor pin assignments for unbalanced wiring NOTE Custom wiring should only be performed by qualified personnel Balanced Line Unbalanced Line Figure 3 3 Balanced Input Connector Wiring Figure 3 4 Unbalanced Input Connector Wiring 3 Setup ...

Страница 8: ...udspeaker cable connectors Note Binding post outputs on European models come with safety plugs installed to prevent European power cord plugs from being inserted The side entry posi tions for these connectors should there fore be used Using the guidelines below select the appropri ate size of wire based on the distance from amplifier to speaker CAUTION Never use shielded cable for output wiring Di...

Страница 9: ...erating in Stereo mode 3 6 2 Bridge Mono Mode Typical input and output wiring is shown in Figure 3 7 INPUTS Connect input wiring to Channel 1 Refer to Section 3 4 for input connector pin assignments OUTPUTS Connect positive speaker lead to Channel 1 positive binding post of amp connect negative speaker lead to Channel 2 positive binding post of amp Do not use the negative binding posts when operat...

Страница 10: ...onnect negative speaker lead to Channel 2 negative binding post of amp Refer to Section 3 5 for output connector pin assignments Make sure the Mode switch is set to the Bridge position when oper ating in Bridge Mono mode NOTE Turn down full CCW the Channel 2 level control when operating in Paral lel Mono mode as the Channel 1 level control works both channels NOTE Remove the jumper wire before cha...

Страница 11: ...lifier Appli cation Guide available online at www crownaudio com 4 1 Precautions Your Macro Tech Series amplifier is protected from internal and external faults but you should still take the following precautions for optimum perfor mance and safety 1 Before use your amplifier first must be con figured for proper operation including input and output wiring hookup Improper wiring can result in serio...

Страница 12: ...a difference distortion between the input and output signal of 0 05 or greater and flashes brightly with a 0 5 second hold delay to indicate input clipping distortion See Section 5 1 2 for more about IOC D ODEP Indicator Amber LED one per channel illuminates brightly to indicate presence of thermody namic energy They dim proportionally as energy reserves decrease In the event that energy reserves ...

Страница 13: ...el female TRS input jacks are provided L Ground Lift Switch When lifted inserts an impedance between the sleeve of each TRS jack and the circuit ground to prevent ground loops Switch has no effect on the input connectors on PIP modules See Section 5 3 4 for details M XLR Inputs Standard PIP Module One per channel female XLR input con nectors are provided N 5 Way Binding Post Output Jacks One pair ...

Страница 14: ...fier is definitely opera tional and undistorted IOC provides an on line proof of performance 5 2 Circuit Designs 5 2 1 Grounded Bridge Grounded Bridge is the name of Crown s unique four quadrant amplifier topology The Grounded Bridge topology takes full advantage of the power supplies delivering peak to peak voltages to the load that are twice the voltage seen by the output devices and twice the v...

Страница 15: ...1 The audio path in the IQ PIP Lite is processed totally in the analog domain While DSP type functions cannot be supported with this type of architecture the standard SmartAmp features are These features include input compressors multimode output limiters error reporting and load monitoring 5 3 3 Input Sensitivity Switch The Input Sensitivity Switch is located inside the back of the amplifier Figu...

Страница 16: ...2 ohms 3555W 3190W 2820W 2585W 2980W 2600W 2910W 2565W Performance 120V AC units in stereo mode with 8 ohm load Frequency Response at 1 watt 20Hz 20 kHz see Figure 6 3 0 1 dB Phase Response at 1 watt 10Hz 20 kHz see Figure 6 6 10 Signal to Noise Ratio below full bandwidth power 20 Hz to 20 kHz A weighted 100 dB 105 dB Total Harmonic Distortion THD at rated power from 20 Hz to 1 kHz at rated power ...

Страница 17: ...an draw up to 15 amps Current voltage and fre quency requirements are provided on the unit s back panel Power Draw at Idle 90 watts or less Construction Cooling Internal heat sinks with forced air cooling for rapid uniform heat dissipation Dimensions Width Height Depth behind mounting surface EIA Standard 19 inch rack mount EIA RS 310 B 3 5 inch 8 9 cm 16 inch 40 6 cm Weight Center of gravity is 6...

Страница 18: ...Operation Manual Macro Tech MA 3600VZ Power Amplifier page 18 6 Specifications Figure 6 1 Minimum Power Matrix Figure 6 2 Maximum Power Matrix ...

Страница 19: ...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 0 600 800 1000 1200 1400 FREQUENCY Hz 8 ohm 10 100 1 K 10 K 100 K FREQUENCY Hz 2 ohm Figure 6 3 Typical Frequency Response Figure 6 5 Typical Output Impedance Figure 6 6 Typical Phase Response Figure 6 7 Typical Crosstalk Figure 6 4 Typical Damping Factor ...

Страница 20: ... into the power receptacle The amplifier s low voltage power supply fuse has blown Return amp to Crown or an authorized Crown Service Center for servicing CONDITION No sound POSSIBLE REASON The amplifier has just been turned on and is still in the 4 second turn on delay The amplifier is being held in Standby Mode by an installed IQ PIP module ODEP limiting has been activated Take appropriate measu...

Страница 21: ...vice or Technical Support to obtain prepaid shipping labels prior to sending the unit Or if you prefer you may prepay the cost of shipping and Crown will reimburse you Send copies of the shipping receipts to Crown to receive reimbursement Your repaired unit will be returned via UPS ground Please contact us if other arrangements are required 8 2 3 Factory Service Shipping Instructions 1 Before send...

Страница 22: ...ed service center or our factory All expenses in remedying the defect including surface shipping costs in the United States will be borne by us You must bear the expense of shipping the product between any for eign country and the port of entry in the United States including the return shipment and all taxes duties and other customs fees for such for eign shipments HOW TO OBTAIN WARRANTY SERVICE Y...

Страница 23: ...s and other finance charges less a reasonable depreciation on the product from the date of original purchase War ranty work can only be performed at our autho rized service centers We will remedy the defect and ship the product from the service center within a reasonable time after receipt of the defec tive product at our authorized service center HOW TO OBTAIN WARRANTY SERVICE You must notify you...

Страница 24: ...Operation Manual Macro Tech MA 3600VZ Power Amplifier page 24 NOTES ...

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