B-52 ACTPRO Active Systems - Instruction Manual
THE BEAUTY OF POWER
ACTPRO
19
SPECIFICATIONS
ACTPRO12M ACTPRO15 ACTPRO1515 ACTPRO18S
Configuration 12” 2-Way multipurpose 15” 2-Way full-range Dual 15” 2-Way full-range 18” powered subwoofer
powered loudspeaker powered loudspeaker powered loudspeaker
Transducers:
Low Frequency SP-1200 - 12” speaker with SP-1500 - 15” speaker SP-1500 - 15” speaker with SP-1804 - 18” cast-framed
2.5” voice coil with 2.5” voice coil 2.5” voice coil subwoofer with 3” voice coil.
High Frequency COMP-4-CLB - PETP film compression COMP-4-CLB - PETP film compression COMP-4-CLB - PETP film compression N/A
driver with 1.75” voice coil driver with 1.75” voice coil driver with 1.75” voice coil
LF Magnet Weight 42 oz 42 oz 42 oz 100 oz
LF Magnet Structure Weight 7 lbs. 7 lbs. 7 lbs. 17 lbs.
Frequency Range 50 Hz - 20 kHz 47 Hz -20 kHz 42 Hz - 20 kHz 35 Hz - 140 Hz
Frequency Response 58 Hz -18 kHz 56 Hz -18 kHz 52 Hz -18 kHz 46 Hz - 100 Hz
High Frequency Dispersion 75º conical 90º x 40º 90º x 40º N/A
Power Output LF: 270Wrms Class G LF: 270Wrms Class G LF: 500Wrms Class G LF: 500Wrms Class G
HF: 80Wrms Class AB+B HF: 80Wrms Class AB+B HF: 90Wrms Class AB+B
Maximum total burst power* 500W 500W 850W 700W
Input Impedance 20 kOhm Balanced 20 kOhm Balanced 20 kOhm Balanced 20 kOhm Balanced
10 kOhm Unbalanced 10 kOhm Unbalanced 10 kOhm Unbalanced 10 kOhm Unbalanced
Electronic Crossover 4th order 4th order 4th order 3rd order Butterworth @ 100 Hz
Low Cut Filer (switchable) 3rd order Butterworth @ 100 Hz 3rd order Butterworth @ 100 Hz 3rd order Butterworth @ 100 Hz
Controls Level knob Level knob Level knob Level knob
Low-cut filter switch Low-cut filter switch Low-cut filter switch Phase switch
Ground lift switch Ground lift switch Ground lift switch Ground lift switch
Power switch Power switch Power switch Power switch
AC fuse AC fuse AC fuse AC fuse
115/230V switch 115/230V switch 115/230V switch 115/230V switch
Indicators Power Power Power Power
Protect Protect Protect Protect
Limit Limit Limit Limit
Signal Signal Signal Signal
Cooling Convection Convection Convection Convection
Amplifier Protection Short circuit Short circuit Short circuit Short circuit
Clip-limiter Clip-limiter Clip-limiter Clip-limiter
Overheat mute Overheat mute Overheat mute Overheat mute
SOA output stage SOA output stage SOA output stage SOA output stage
Driver DC protection Driver DC protection Driver DC protection Driver DC protection
Subsonic filter Subsonic filter Subsonic filter Subsonic filter
Turn-on mute and soft ramp Turn-on mute and soft ramp Turn-on mute and soft ramp Turn-on mute and soft ramp
Turn-on inrush current limiting Turn-on inrush current limiting Turn-on inrush current limiting Turn-on inrush current limiting
Current cons. @ 115/230 Vac 1.7A / 0.85A 1.7A / 0.85A 3A / 1.5A 2.5A / 1.25A
(1/8 power pink noise)
Connectors Balanced female XLR input Balanced female XLR input Balanced female XLR input Balanced female XLR L&R inputs
Balanced male XLR link output Balanced male XLR link output Balanced male XLR link output Balanced male XLR L&R link outputs
Male XLR L&R High-pass outputs
Input Sensitivity ** 775mV (0dBu) 775mV (0dBu) 775mV (0dBu) 775mV (0dBu)
Enclosure Black Warnecke
TM
painted birch plywood Black Warnecke
TM
painted birch plywood Black Warnecke
TM
painted birch plywood Black Warnecke
TM
painted birch plywood
Hardware Metal handles Metal handles Metal handles Metal handles
Rubber feet / Rubber strips Rubber feet Rubber feet Rubber feet
Pole mounting cup Pole mounting cup Pole mounting cup
3” Detachable casters
Grille Powder coated 16 gauge steel Powder coated 16 gauge steel Powder coated 16 gauge steel Powder coated 16 gauge steel
Dimensions 26.5” H x 16.5” W x 16” D 27” H x 17.5” W x 19” D 44.5” H x 18” W x 19” D 26.5” H x 23.5” W x 23” D
(673mm x 419mm x 406mm) (686mm x 445mm x 483mm) (1130mm x 457mm x 483mm) (673mm x 597mm x 584mm)
Weight 56 lbs. / 25.5 kg 62 lbs. / 28.2 kg 89 lbs. / 40.5 kg 97 lbs. / 44.1 kg
* Based on unclipped sine-wave rms voltage
** Level control in fully clockwise position
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