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广州市声锐音响设备有限公司是一间集研发、生产、销售于一体的综合性企业，主要经营高素质的“CVR”品牌专业音响。
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Model型号 |
K-802 |
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Receiver specifications 接收机指标 |
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Receiver type 接收机方式 |
Dual Channel Diversity Receiver |
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IF frenquency 中频 |
110MHz,10.7MHz |
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Antenna Input 天线接入 |
BNC/50Ω |
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Sensitivity 灵敏度 |
12dBuV(80dB S/N) |
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Sensitivity adjustment range |
12-32dBuV |
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Spur suppression 杂散抑制 |
≥75dB |
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MAXImum output 最大输出电平 |
+10dBV |
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Technical parameters 技术规格 |
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Operating Frequency range |
697-740、740-800、800-850MHz |
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Modulation type 调制方式 |
Broad band FM |
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Channel number 信道数目 |
200 |
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Channel spacing 信道间隔 |
250KHz |
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Frequency stabolity 频率稳定度 |
±0.005％ |
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Dynamic range 动态范围 |
100dB |
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Maximum offset 最大偏移 |
±45KHz |
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Frequency response 音频频率响应 |
80Hz-18KHz（±3dB） |
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Overall noise ratio 综合信噪比 |
＞105dB |
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Overall distortion 综合失真 |
≤0.5％ |
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Effective range 工作距离 |
100m（under optimal conditions） 100m |
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Operating temperature range |
-10℃-+50℃ |
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Transmitter specifications 发射机指标 |
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Antenna 天线 |
Handheld microphone with built-in rotational antenna,Transmitter with 1/4 wavelength Whip antenna Power |
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Output 输出功率 |
high power 30mW,low power 3mW |
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Spur suppression 杂散抑制 |
-60dB |
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Battery 供电 |
two double A,1.5V Alkaline batteries |
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Battery life 电池寿命 |
around 10 hours under common power transmission and 15 hours under low power transmission |
