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Design
VEV-338 with unique human design, excellent quality, simple and streamlined without losing the character design and powerful features for a major. Has a stable performance, adjustable three-color screen background light design, to meet the communications needs of customers, to realize their pursuit of the shape of a walkie-talkie.
Features
Analog / digital audio Asia, the wide choice of narrow-band (25KHz/12.5KHz), VHF 5W/UHF 4W output power, the group of 128 memory channels, adjustable three-color screen background lights, in both English and Chinese programming software, the computer can be used to write frequency Emergency call button, VOX voice-activated features launched
Random allocation
Rubber antenna, battery, battery charger, belt folder, Manual
Applications
Hotels, restaurants, shopping malls, property, supermarkets, logistics, outdoor sports, government agencies, public security, armed forces, etc.
Software download
整机部分(General)
频率范围(Frequency Range)
136.000 ~ 174.000 MHz
350.000 ~ 390.000 MHz
400.000 ~ 470.000 MHz
额定电压(Operating Voltage)
DC7.2V
工作温度(Operation Temperature)
-20℃ ~ +50℃
天线阻抗(Antenna Impedance)
50Ω
工作方式(Operation Mode)
同频单工或异频单工
重量(Weight)
220g
外形尺寸(Size)
100×55×32mm
发射部分(Transmitter)
载波频率容差(Carrier Frequency)
±2.5ppm
载波输出功率(Output Power)
≤ 0.5W
调制限制(Modulation Limited)
≤ 5KHz
音频失真(Audio Distortion)
≤ 5%
调制特性(Modulation Character)
+3dB ~ -3dB
邻道功率(Adjacent Channel Power)
≥ 65dB
杂散射频分量(Spurious Radiation)
≤ 7.5μW
占用带宽(Occupide Bandwidth)
≤ 16KHz
接收部分(Receiver)
参考灵敏度(RF Sensiyivity)
< 0.20μV
音频失真(Audio Distortion)
≤ 3%
音频响应(Audio Response)
+2dB ~ -10dB
共信道抑制(Modulatioin Band)
≥ -8dB
邻频道选择性(Adjacent Channel Selectivity)
≥ 55dB
互调抗干扰(Intermodulation Rejection)
≥ 55dB
杂散响应抑制(Spurious Response)
≥ 55dB
阻塞(Blocking)
≥ 85dB
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