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一般规格General Specifications |
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供电电压Power Supply |
13.8V DC ±20% |
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工作温度Operating Temperature |
-25℃~ + 55℃ |
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信道数量 Number of Channels |
256 |
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尺寸：长x宽x厚 Dimensions: L x W x H(mm) |
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单机尺寸 |
131mm × 150mm × 43mm |
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带固定支架的尺寸 |
131mm × 165mm × 75mm |
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重量Weight: |
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单机重量 |
1070g |
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带固定支架的重量 |
1350g |
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封装Sealing: |
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 |
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冲击和震动Shock and Vibration: |
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 |
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防尘防潮Dust and Humidity: |
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 |
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· 接收规格Receiver Specifications |
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频带划分Frequencies - Full Bandsplit |
400~450 MHz ,438~490MHz, 136~174MHz,350~390MHZ |
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接收灵敏度Sensitivity(12 dB SINAD)EIA |
0.28μV@12.5KHz, 0.25 μV@25KHz |
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互调Intermodulation EIA |
65 dB |
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邻道选择性Adjacent Channel Selectivity |
60 dB@12.5KHz, 70 dB@25KHz |
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假信号响应Spurious Rejection |
70 dB |
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额定音频功率Rated Audio |
4 W |
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音频失真Audio Distortion @ Rated Audio |
< 5% |
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音频响应Audio Response (300-3000Hz) |
+1 ~ -3 dB（300~3000Hz） |
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接收杂散Conducted Spurious Emission |
-57 dBm（<1 GHz）, -47 dBm（>1GHz ） |
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发射规格Transmitter Specifications |
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频率稳定度Frequency Stability(-25 to 55, 25 Ref) |
2.5ppm |
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功率Power Output |
5W/10W/25W |
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调制限制Modulation Limiting |
±2.5KHz@12.5KHz,±5KHz@25KHz |
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剩余调制FM Hum & Noise |
-40dB typical |
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发射杂散Conducted/Radiated Emission |
-36dBm（ < 1GHz）, -30dBm （> 1GHz） |
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邻道功率Adjacent Channel Power |
-60dB @ 12.5KHz, -70dB @ 25KHz, |
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音频响应Audio Response (300-3000Hz) |
+1 ~ -3 dB（300~3000Hz） |
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音频失真Audio Distortion |
< 5% |
