品牌:YAMAHA
供应:999
发货:2天内
| 品牌 | YAMAHA | 型号 | P8500S |
| 功放类型 | HIFI功放 | 是否舞台 | 舞台 |
| 电源电压 | 220（V） | 功率 | 800（W） |
| 频响范围 | 101（Hz） | 信噪比 | 87（dB） |
| 型号 | P6500S | P7500S | P8500S | P9000S | P9500S |
| 1KHz0.01% TH+N | |||||
| 8Ω 立体声功率 | 400W | 500W | 650W | 1100W | 1300W |
| 4Ω 立体声功率 | 600W | 800W | 950W | 1800W | 2100W |
| 2Ω 立体声功率 | 800W | 900W | 1800W | 2000W | 2600W |
| 8Ω 桥接单声功率 | 1200W | 1800W | 2600W | 3200W | 3600W |
| 20Hz～20KHz，0.1% THD+N | |||||
| 8Ω 立体声功率 | 300W | 450W | 600W | 850W | 1000W |
| 4Ω 立体声功率 | 500W | 700W | 850W | 1400W | 1700W |
| 2Ω 立体声功率 | 700W | 800W | 1500W | 1800W | 2400W |
| 8Ω 桥接单声功率 | 1000W | 1500W | 2200W | 3000W | 3400W |
| 最大RMS 输出电压（每路） | 58V | 73V | 82V | 82V | 82V |
| 最大峰值输出电压 | 82V | 103V | 116V | 116V | 116V |
| 频率响应 | 20Hz-20KHz，－30dB@135KHz | 20Hz-20KHz，－30dB@135KHz | 20Hz-20KHz，－30dB@135KHz | 20Hz-20KHz，－30dB@135KHz | 20Hz-20KHz，－30dB@135KHz |
| 电源带宽 | 20Hz-20KHz，－9dB/+.5dB | 20Hz-20KHz，－1.1dB/+.5dB | 20Hz-20KHz，－.84dB/+0dB | 20Hz-20KHz，－.84dB/+0dB | 20Hz-20KHz，－.84dB/+0dB |
| 同路保护 | ACL, IGM, Autoramp, short circuit, DC voltage, turn-on/off transient, current inrush, sub/ultrasonic input | ||||
| THD+N (rated power,4Ω/1KHz) | ＜0.01% | ＜0.01% | ＜0.01% | ＜0.01% | ＜0.01% |
| SMPTE IMD (rated power,8Ω/60KHz＆7KHz) | ＜0.01% | ＜0.01% | ＜0.01% | ＜0.01% | ＜0.01% |
| 输入（10-400Hz at8Ω） | 550:1 | 550:1 | 700:1 | 700:1 | 700:1 |
| Input CMRR(1KHz) | ＞60dB | ＞60dB | ＞-60dB | ＞-60dB | ＞-60dB |
| 标准输入灵敏度（rated power at 8Ω)≠ | 0.775V | 0.775V | 0.775V | 0.775V | 0.775V |
| 电压增益（rated power @8)≠ | X61 | X61 | X86.5 | X86.5 | X86.5 |
| 输入阻抗(balanced/unbalanced) | ＞20KΩ/＞10KΩ | ＞20KΩ/＞10KΩ | ＞20KΩ/＞10KΩ | ＞20KΩ/＞10KΩ | ＞20KΩ/＞10KΩ |
| 噪声（＂Ａ＂weighted, full power at 4Ω) | -105dB | -105dB | -105dB | -105dB | -105dB |
| Crosstalk（＂Ａ＂weighted, full power at 4Ω) | ＞-60dB | ＞-60dB | ＞-60dB | ＞-60dB | ＞-60dB |
| 类别 | AB | H | H | H | H |
| 输入接口（per channel) | Female XLR (pin 2+, configurable for pin 3+), TRS (tip+) | ||||
| 输出接口（per channel) | 5-way binding posts (2 pair on PL4800ll) or Speakon connectors (market dependent) | ||||
| 滤波存储 | uF 40000 | uF 60000 | uF 80000 | uF 80000 | uF 80000 |
| 电源供应(factory configured) | 200V,50~60Hz | 200V,50~60Hz | 200V,50~60Hz | 220V,50~60Hz | 220V,50~60Hz |
| Thermal Emissions (1/8 Power, 4Ω) | 2030BTU/hr | 2630BTU/hr | 3250BTU/hr | 3250BTU/hr | 3250BTU/hr |
| Thermal Emissions (1/3 Power, 4Ω) | 2726BTU/hr | 3713BTU/hr | 4341BTU/hr | 4341BTU/hr | 4341BTU/hr |
| 散热 | Two rear panel variable speed DC fans, filters detatchable without tools | ||||
| 总控制 | Front panel:2 attenuators, magenetic circuit breaker/power switch: Rear panel: signal ground lift＆input sens/voltage gain switches | ||||
| LED显示(per channel) | Clip/Limit, Signal, Temp/DC, Active | ||||
