1. Digital multi-amplified vertical steerable array
제조사
MODEL
NAME
RCF AUDIO
VSA 1250
SPEAKER
Digital multi-amplified vertical steerable array
Frequency response     : 120 ~ 18,000Hz
Max. SPL(avg) : 94dB(A-weighted at 30m)
Coverage angle(HxV) : 130 ° x selectable from 10° ~ 30°
Transducers : 12 x 3.5" full-range speakers
Power : 20 x 50W RMS (Class D)
Remote control : VSA RC & RS485 with software PC
Dimensions(WxHxD) : 1,340 x 980 x 97mm
Weight : 14kg
Cabinet : powder coated aluminum extrusion
Hardware : 2 x speaker wall mounting flange
Processor Section
Processor
Texas Instruments TMS320C bit floating point DSP Xilinx Spartan3A FPGA, BurrBrown
A/D PCM bit 48 kHz 118 dB S/N ratio
Processor operations
20 channel PEQS, compression, beam-forming, speaker limiter and protection
Controller
EQ : chain: cascade of 10 cells of ll order
: type: Butterworth, Shelving, Parametric Band
: gain: ± 24dB
Limiter compressor : signal compressor, power limiter
Delay : range: 0~99m / step: 3m