AS820
Is a 3-way array speaker with point source technology design, built-in 2x12" LF driving units, 1x10" sealed MF driver and 1x3" HF driver. All drviers are loaded on a horn enclosure, LF driver placed on up and down sides of the horn along with the mid and high unit axis vertically. Phase correction plug is loaded on MF driver that sound out put from each range synchronously, to improvement sound definition, to avoid ambiguous sound under peak moment. It can be suspended with BS820 to be composed as 4-way array system.It uses a multilayer birch plywood manufacturing cabinet, strengthen environmental coat protect the shell,speakers use triangle mesh metal mesh enclosure stick acoustic soft sponge as the speaker protection. Both sides are equipped with 4 metal handles and suspension device, 2xNL8 parallel interface are on the rear panel.
Characteristic:
3 way line array system
High efficiency output
long throw
professional suspension device, safe and reliable
fast installation, water and heatproof
Applications:
Stadium, concert halls and theaters
medium-large sized performances
Mobile performance PA
Theater
| Specifications: |
| System |
|
| Frequency Response | 48 Hz - 18 kHz (±3 dB) |
| Sensitivity | LF 100 dB , MF 106dB , HF 112 dB SPL (1W @ 1m) |
| Nominal Impedance | LF 2 x 8 ohms , MF 8 ohms , HF 8 ohms |
| Power Handing | LF 800 watts (rms) , 1600 watts (program) , 3200 watts (peak) |
| MF 200 watts (rms) , 400 watts (program) , 800 watts (peak) |
|
|
| Maximum SPL | LF 128 dB , MF 130 dB , HF 132 dB |
| Nominal Coverage Angle(-6 dB) | 35°horizontal,35°vertical |
| Maximum vertical splay | MF/HF 1.2 kHz , MF/LF 300 Hz |
| Crossover Frequency | high pass => 40 Hz , 24 dB/octave |
| Recommended High Pass Filter |
|
| Drivers |
|
| Low Frequency(neodymium magnet) | 2 x 12(in) 310 mm dia, 100 mm(4in)voice coil dia |
| Mid Frequency(neodymium magnet) | 1 x 10(in) 260 mm dia, 75 mm(3in)voice coil dia |
| Hight Frequency(neodymium magnet) | 1 x3(in) 75mm voice coil dia, 36 mm(1.5in)throat dia |
| Physical |
|
| Enclosure Construction | 18 mm birch plywood with structured |
| Finish | Wear-resistant textured black paint |
| Powder coated perforated steel,foam backed |
| Grille | 8x4-Position fly track |
| Suspension Hardware | Points(4 each front and rear) |
| Input Connectors | Speakon NL8 x 2 |
| Dimensions H x W x D | 790 mm x 860 mm x 860 mm |
| Net Weight | 72.5 kg |
Audio is not only a kind of profound science, but a kind of art. It is not a result of some component combining together, the design of loudspeaker needs innovative technological ideas and passionate art creativity that ombining together comes out excellent products. Founded in 1995, with its exquisite workmanship, advanced technology products, BOB successfully demonstrates the design concept of the combination of technology and art. Be based on this design concept, passion to music and pursuit of perfect product, BOB presents ranges of products with excellent design, technology and long service life. All goods use most update technology; We placed each range of product a specific purpose that concerning about the whole system but not only one product. By this way, we can design products more agility, so that you could save the cost and time when making engineering design and installation. And the remarkable design leads outstanding performance that ensuring projects' final effect.
After more than 10 years development, BOB's products had widely used in largescale performance and stadium, all kinds of clubs, disco, conference room, church and school. Till today, our product portfolio is fast growing to offer higher quality product to customers with reasonable price, and to achieve all requirements of each client. We BOB Audio are always ready to be your reliable partner.
BOB AUDIO is a manufactory specialized in professional speaker system with own researching, developing and innovative technology that comparing with the same size company in China. From designing and raw material making to final finishing, all high quality products are made in BOB AUDIO's own factory. Computer controlled high-tech CNC manufacturing mode and humanized management is widely applied usually. Keep focusing on technique's optimization and concerting about details, improving researching and developing technology leads BOB AUDIO becomes one of high quality PRO-audio system manufacturer in China's PRO-audio industry.
