AC-21B

Description

The POPE Professional® AC Series, AC-21B is a Horn-Loaded powered sub-woofer enclosure with its high sensitivity POPE Professional® transducer, is designed ground up to provide sub frequency extension to modern sound reinforcement applications. High power, high output sub-woofer designed for touring and permanent sound reinforcement. The horn loaded enclosure features 6” voice coil, long excursion 21” Neodymium transducer mounted in a mechanically and acoustically optimized, rugged weather resistant enclosure. Integrated handles allow for easy setup, loading and transportation. Featuring a massive 21” Neodymium transducer is delivering 136 dB of Maximum SPL, the AC-21B raises the low frequency performance bar to next level. The AC-21B Folded Horn delivers more bass per square inch than other Sub-woofer designs and includes a curved horn mouth bracing for smoother frequency response and extra deep 35mm pole cups for increased stability with full-range speakers. The enclosure is constructed with 18 mm 11-ply birch faced plywood and is coated with SoundFlex® environment friendly coating.

 

 
ac-21b

Application

• Live Sound
• Touring Concerts
• Club Systems
• Large Nightclubs
• Arenas

Features

• Single 21" (530 mm) Diamer Transducer
• 6” (153 mm) voice coil
• Class-D amplification
• Built-in DSP

Specifications

Model AC-21B
Article No. #10168
Class 1*21" Powered Horn-Loaded Sub-woofer
Frequency Response 18Hz - 140Hz
SPL** 128dB Continuous, 136dB peak
Electronics Sections
Amplifier  
Model ML-5
Total Power 5000W Peak, 2500W RMS Continuous
Cooling Two Fans
Power Connector Neutrik® powerCON NAC3MPA-1 In / NAC3MPB-1 Out
Power AC 200-240V @ 50Hz
Processor  
In/Out 1 In/1Out
DSP 32 bit Floating Point / 48kHz
Connectors Neutrik® XLR Male and Female
Control USB/RS-485
Preset 32
Transducer Sections
Low Frequency 1*21" (460 mm) Diameter POPE Professional® Transducer
Voice Coil Diameter 153 mm (6")
Magnet Material Neodymium Inside Slug
Enclosure
Box Construction 18 mm, 11-ply birch Faced plywood Rectangle Horn-Loaded Sub-woofer enclosure
Grille Powder coated, black, 16-gauge perforated steel grille
Surface Finish SoundFlex® environment friendly coating
Packing Foam with wooden crate carton packing or Flight case - optional
Dimensions (H x W x D) 969 mm × 656 mm × 858 mm
Net Weight 101 kg (222.60 lbs)
Gross Weight 113 kg (249.05 lbs)