“科立讯对讲机/科立讯PT558S对讲机/DP405对讲机”参数说明
是否有现货: | 是 | 电池类型: | 锂电池 |
用途: | 商用 | 通话距离: | 3-8km |
类型: | 手持式 | 型号: | PT558S |
规格: | 56*29*102 | 商标: | 科立讯 |
包装: | 工厂原装 |
“科立讯对讲机/科立讯PT558S对讲机/DP405对讲机”详细介绍
产品型号
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PT558S
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一般规格General Specifications
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供电电压Power Supply
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7.5V DC ±20%
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工作温度Operating Temperature
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-25℃~ + 55℃
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信道数量 Number of Channels
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16
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尺寸:高x宽x厚 Dimensions: H x W x D(mm)
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带标准1000mAh锂离子电池With Standard 1000mAh Li-POLY battery
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102*56.5*29.5(mm) |
重量Weight: (gm)
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带标准1000mAh锂离子电池With Standard 1000mAh Li-POLY battery
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235(g)
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平均电池使用时间Average Battery Life @5/5/90 Cycle:
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带标准1000mAh锂离子电池With Standard 1000mAh Li-POLY battery
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10h
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封装Sealing:
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符合MIL STD 810 C/D/E and TIA/EIA 603
Withstands rain testing per MIL STD 810 C/D/E and TIA/EIA 603/IP54
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冲击和震动Shock and Vibration:
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符合MIL STD 810 C/D/E and TIA/EIA 603
Protection provided via impact resistant housing exceeding MIL STD 810 C/D/E and TIA/EIA 603/IP54
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防尘防潮Dust and Humidity:
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符合MIL STD 810 C/D/E and TIA/EIA 603
Protection provided via environment resistant housing exceeding MIL STD 810 C/D/E and TIA/EIA 603/IP54
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接受部分
产品型号
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PT558S
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接收规格Receiver Specifications
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频带划分Frequencies - Full Bandsplit
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400~470MHz
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接收灵敏度Sensitivity(12 dB SINAD)EIA
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0.2μV
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互调Intermodulation EIA
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60 dB
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邻道选择性Adjacent Channel Selectivity
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60 dB@12.5KHz, 70 dB@25KHz
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假信号响应Spurious Rejection
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70 dB
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额定音频功率Rated Audio
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1 W
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音频失真Audio Distortion @ Rated Audio
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5%
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音频响应Audio Response (300-3000Hz)
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+1 ~ -3 dB
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接收杂散Conducted Spurious Emission
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-50 dBm<1 GHz, -47 dBm>1GHz
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发射部分
产品型号
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PT558S
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发射规格Transmitter Specifications
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频带划分Frequencies - Full Bandsplit
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400~470MHz
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频率稳定度Frequency Stability(-25 to 55, 25 Ref)
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2.5ppm
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功率Power Output
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1~4W
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调制限制Modulation Limiting
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±2.5KHz@12.5KHz, ±5KHz@25KHz
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剩余调制FM Hum & Noise
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-40dB@25KHz,-35dB@12.5KHz
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发射杂散Conducted/Radiated Emission
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-36dBm < 1GHz, -30dBm > 1GHz
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邻道功率Adjacent Channel Power
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-60dB @ 12.5KHz, -70dB @ 25KHz,
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音频响应Audio Response (300-3000Hz)
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+1 ~ -3 dB
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音频失真Audio Distortion
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< 5%
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功能特点:
1、采用独有的信号数字处理技术,性能更稳定可靠;
2、超大音腔设计,最佳信噪比,音质清晰宏亮;
3、两个可编程按键,操作便捷;
4、内置亚音及数字亚音编解码;
5、语音报号、报警功能;
6、自动省电,有效节能;
7、发射限时,降低损耗;
8、遇忙禁发,避免干扰;
9、有线复制,高效准确;