Lexicon CX-7 Appendix, Specifications, Lexicon, Audio Input Connectors, Performance Continued

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Appendix

Appendix

Lexicon

SPECIFICATIONS

Audio Input Connectors

 

 

 

Performance (Continued)

CX-7

7 RCA, 7 XLR

 

 

IM Distortion

Below 0.03% at 140W, 8Ω

 

 

 

 

 

 

CX-5

5 RCA, 5 XLR

 

 

 

 

 

 

Crosstalk

80dB at 1kHz, minimum

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Damping Factor

850 at 20Hz, minimum

Audio Output Connectors

 

 

 

 

 

 

 

 

 

 

 

 

 

CX-7

7 pairs of

gold-plated binding posts

 

 

Input Sensitivity

• 2V input for 100W output at 8Ω,

 

 

 

 

 

CX-5

5 pairs of

gold-plated binding posts

 

 

 

 

 

balanced inputs

 

 

 

 

 

 

 

 

 

 

 

 

• 1V input for 100W output at 8Ω,

 

 

 

 

 

 

 

 

 

 

 

 

unbalanced inputs

 

 

 

 

 

 

 

Performance

 

 

 

 

Input Impedance

• 20kΩ, balanced

Output Power

140W at 8Ω,

 

 

• 10kΩ, unbalanced

 

 

 

 

 

 

 

all channels driven

 

 

 

 

 

 

 

Gain

• 23dB, balanced

 

20Hz to 20kHz

 

 

 

 

 

 

 

 

 

 

 

 

• 29dB, unbalaced

Minimum

2Ω

 

 

 

 

 

 

 

 

 

Speaker

 

 

 

 

 

 

 

 

 

 

 

 

Impedance

 

 

 

 

 

 

 

 

 

 

Other

 

 

 

 

 

 

 

Frequency

• 20Hz to 20kHz ±0.1dB

 

 

Trigger Input

12V DC +/- 10%

Response

10Hz to 100kHz +0.5/-3dB

 

 

 

 

 

 

 

 

 

 

 

Power Requirements

• 120V 60Hz 15 Amp (domestic)

 

Below 0.02% at 140W, 8Ω

 

 

THD

 

 

 

230V 50Hz 10 Amp (export)

all channels driven

 

 

 

 

 

 

 

 

 

 

 

 

CX-7: 52.8 lbs (24 kg)

 

20Hz to 20kHz

 

 

Weight

 

 

 

 

 

 

CX-5: 47.1 lbs (21.4 kg)

Signal-to-Noise

110dB

 

 

 

 

 

 

 

 

 

Ratio

22 kHz bandwidth, unweighted

 

 

Rack Mounting

Optional brackets are available for mounting either

 

 

 

amplifier in standard 19-inch equipment rack

 

 

 

 

 

 

 

(Ref 140W at 8Ω)

 

 

 

 

 

 

 

 

 

Specifications are subject to change without notice

A-2

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Contents Power Amplifier Power Amplifier LX CXUser Guide User Guide IMPORTANT SAFETY INSTRUCTIONS DOCUMENTATION CONVENTIONS Introduction Section 3 Troubleshooting and MaintenanceIntroduction Section 1 Getting StartedDE AUSPACKEND UND INSPEKTION US UNPACKING AND INSPECTIONES DESEMPAQUETANDO E INSPECCIÓN FR DÉBALLER ET INSPECTIÓNHighlights Getting StartedABOUT THE CX POWER AMPLIFIERS Getting StartedLexicon HIGHLIGHTS INSTALLATION CONSIDERATIONSCX Power Amplifiers Getting StartedBasic Operation FRONT PANEL OVERVIEW Basic Operation1. Standby Button LexiconCX Power Amplifiers 2. Channel Status LEDsWhen the main power transformer temperature Basic OperationBasic Operation REAR PANEL OVERVIEWLexicon The CX-7rear panel is shown above. The CX-5rear2. AC Input Connector 1. Power Switch3. INPUT 1 to 7 CX-7or 1 to 5 CX-5 4. OUTPUT 1 to 7 CX-7or 1 to 5 CX-5REAR PANEL OVERVIEW continued Basic OperationLexicon 6. GROUND LIFT Switches 5. UNBAL/BAL Switch8. TRIGGER INPUT Switch 7. TRIGGER INPUTTHERMAL PROTECTION PROTECTION MODESCURRENT PROTECTION DC PROTECTIONTroubleshooting & Maintenance Troubleshooting & Maintenance TROUBLESHOOTINGLexicon MAINTENANCE Troubleshooting & MaintenanceCX Power Amplifiers Appendix Audio Input Connectors SPECIFICATIONSAudio Output Connectors AppendixAppendix DECLARATION OF CONFORMITYCX Power Amplifiers Front Panel Index2-2to Rear PanelWhat is the Duration of this Warranty? LIMITED WARRANTYWhat is Covered? How is Service Obtained?POSTAGE WILL BE PAID BY ADDRESSEE ServiceUNITED STATES Harman Specialty Group 3 Oak Park