Catalog: Mackie SRM450 | |
| srm450 the mackie srm450 is a full range portable active loudspeaker system providing high output wide dispersion and low distortion performance in a compact composite molded enclosure two amplifiers independently power a high precision 12-inch professional woofer and 1.75-inch diaphragm titanium compression driver with a 1-inch exit throat a sophisticated electronic control system provides phase correction crossover and five modes of thermal and active system protection the srm450 is fitted with a specially designed horn assembly that combines both an exponential and conical geometry with the ... | |
| speaker srm450 system acoustic frequency response 3 db frequency range 10 db directivity factor q di active speaker system low frequency section number of drivers woofer diameter voice coil diameter power handling sensitivity frequency range magnet type srm450 specifications 55 hz-18 khz 45 hz-20 khz 9.95 9.98 averaged 2 khz to 10 khz max spl long-term 124 db max spl peak 127 db crossover linkwitz-riley 24 db/octave 1600 hz audio input bal unbal female xlr loop-through parallel w/input bal unbal male xlr input protection rfi and level protected level control rotating knob off to +40 db sensitivity ... | |
| srm450 90° 120° active speaker system srm450 vertical polars 90° 60° 120° 60° 150° 30° 200hz 150° 30° 500hz 180° 36 12 0° 250hz 315hz 400hz 180° 36 12 0° 630hz 800hz 1khz 210° 330° 210° 330° 240° 270° 90° 120° 300° 240° 270° 90° 300° 60° 120° 60° 150° 30° 1.25khz 150° 30° 3.15khz 180° 36 12 0° 1.6khz 2khz 2.5khz 180° 36 12 0° 4khz 5khz 6.3khz 210° 330° 210° 330° 240° 270° 300° 240° 270° 300° 90° 120° 60° srm450 vertical off-axis frequency response up 10 150° 30° attenuation db 0 0 deg 10 deg 8khz 10 20 deg 30 deg 180° 36 12 0° 10khz 12.5khz 16khz 20 40 deg 30 20 100 1000 10000 20000 ... | |
| srm450 0° 330° 12 active speaker system srm450 horizontal polars 0° 30° 330° 12 30° 300° 36 60° 200hz 250hz 90° 270° 300° 36 60° 500hz 630hz 90° 800hz 1khz 270° 315hz 400hz 240° 120° 240° 120° 210° 180° 0° 330° 12 150° 210° 180° 0° 150° 30° 330° 12 30° 300° 36 60° 1.25khz 1.6khz 90° 270° 300° 36 60° 3.15khz 4khz 90° 5khz 6.3khz 270° 2khz 2.5khz 240° 120° 240° 120° 210° 180° 0° 330° 12 150° 210° 180° 150° 30° 300° 36 60° 8khz 10khz 90° 270° 12.5khz 16khz srm450 horizontal off-axis frequency response 10 0 240° 120° attenuation db 0 deg 10 deg 10 210° 180° 150° 20 deg 30 deg 20 40 deg ... | |
| input panel 120 vac 60hz 320w designed by mackoids in woodinville wa · usa srm450 ... | |
| thermal protection shall be provided by a thermal sensor mounted on the ... for the lf driver shall be provided by a dynamically variable high-pass filter ... provided for both the lf and hf drivers by a compressor circuit which monitors the ... | |
