|
系统参数System Specification
|
|
|
调制方式Modulation Mode
|
宽带调频（FM）
|
|
频率范围Frequency Range
|
610-670MHZ
|
|
信道数目Channel number
|
200个预置频道，通道间隔250KHZ（200 preset channels, update nterval 250KHz ）
|
|
频率稳定度Frequency stability
|
±0.005%
|
|
动态范围Dynamic range
|
100dB
|
|
最大偏差Maximum deviation
|
±45KHZ
|
|
音频频率响应Audio frequency response
|
80HZ-18KHZ(±3dB)
|
|
综合信噪比Signal-to-noise ratio
|
105dB
|
|
相邻信道抑制Distortion
|
≤0.3%
|
|
邻频干扰比Adjacent channel inhibition
|
≥70dB
|
|
工作距离Working distance
|
about 60 meter
|
|
|
|
|
接收机指标
|
|
|
接收方式Receive mode
|
二次变频超外差
|
|
振荡方式Oscillation way
|
PLL Synthesized （PLL 锁相环）
|
|
天线输入Antenna input
|
BNC socket/(50 Ω)
|
|
中频Middle Frequence
|
110 MHz、 10.7MHZ
|
|
灵敏度Sensitivity
|
12 dBuV (80dBS/N)
|
|
杂散抑制Spurious Signals
|
≥75dB
|
|
最大输出电平Maximum output level
|
+10dBV
|
|
供电Power supply
|
12V DC，1.25A
|
|
工作环境温度Work environment temperature
|
-10℃+40℃
|
|
|
|
|
发射器指标Transmitters Specification
|
|
|
天线 Antenna
|
手持麦克风内置螺旋天线，腰挂发射器采用1/4波长鞭状天线Hand-held microphone built-in spiral antenna,body pack by a quarter wave transmitter prehensile bullwhip shapped antenna
|
|
频输出功率Rf output power
|
高功率30mW, 低功率: 3mW（ High power 30mW,low power 30mW）
|
|
拾音头Sound pickup head
|
动圈式 Dynamic
|
|
杂散抑制Spurious Signals
|
-60dB
|
|
发射电流
|
≥130mA
|
|
供电Power Supply
|
两节5号AA碱性电池 1.5*2AA Two AA alkaline batteries no. 5
|
|
工作寿命Operating time
|
30mW时大于10个小时，3mW时大于15个小时
|
Ce-anCe, ALL RIGHTS RESERVEDE-mail:Ce-anCe@vip.163.comLeading Technology Lasting Quality