QSC Audio - SPA-3
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SPA 3 Stereo Precision Attenuator SPA 3 STEREO PRECISION AHENUATOR I DESCRIPTION The SPA 3 is a stereo preci sion attenuator accessory for use with DataPort equipped QSC amplifiers It mounts directly to the back of two channel CX DCA and PL2 models but it can be used with the others PowerLight ISA and four channel CX or DCA amplifers by using a DataPort cable and a re mote mounting rack Ampli fiers from the ISA series cannot power the SPA 3 so it requires a 15 volt exter nal DC power supply when used with one of them SPA 3 SPECIFICATIONS GENERAL INFORMATION Operating temperature 0 70 C Input type each channel Differential balanced transformer balancing optional In ...Click here to download the manual
Contents
SPA 3 Stereo Precision Attenuator SPA 3 STEREO PRECISION AHENUATOR I DESCRIPTION The SPA 3 is a stereo preci sion attenuator accessory for use with DataPort equipped QSC amplifiers It mounts directly to the back of two channel CX DCA and PL2 models but it can be used with the others PowerLight ISA and four channel CX or DCA amplifers by using a DataPort cable and a re mote mounting rack Ampli fiers from the ISA series cannot power the SPA 3 so it requires a 15 volt exter nal DC power supply when used with one of them SPA 3 SPECIFICATIONS GENERAL INFORMATION Operating temperature 0 70 C Input type each channel Differential balanced transformer balancing optional In ...