详细说明
主要特点
该系l是?/span>SD3200R/T收发pȝ?/span>SD3200H微L电\试模块q?/span>
SD3200R/T收发pȝ?/span>SD3200T发射pȝ?/span>SD3200R接收pȝl成Q具有六个蝲频(900MHz?/span>892MHz?/span>884MHz?/span>876MHz?/span>868MHz?/span>860MHzQ,频率间隔?/span>8MHz
收发pȝ均以模块形式Q便于组合,q具有检点
本振源采用高E_度锁相振荡器Q产生的图像、语x晰稳?/span>
SD3200MW微L电\试模块是?/span>14U实用的微L电\模块及器件组成,可进行单元电路及器g试Q还可组?/span>830MHz微L收发pȝ和微型直攄Q开展无U微波通信传输试验
可提供微波电路、元器g、结构g和电路板{,用于开展微波电路及微L通信pȝ的课E设计和毕业设计
主要技术指?/span>
SD3200收发pȝ的传输特?/span> |
有效?/span> |
每一信道?/span>8MHzQd6个信道,其传输频带ؓ40MHz |
可靠?/span> |
分别工作?/span>CH1?/span>CH2?/span>CH3?/span>CH4?/span>CH5?/span>CH6载频信道上,?/span> 显C器昄图象和话音的质量 传输距离范围Q?/span>3m?/span>6m |
|
SD3200T发射pȝ |
输出功率 |
?5dBm |
1dB压羃点功?/span> |
?7dBm |
|
输出载频 |
900MHz?/span>892MHz?/span>884MHz?/span>876MHz?/span>868MHz?/span>860MHz |
|
载L抑制 |
?40dBmQ对960MHz本振频率的抑Ӟ |
|
底部噪声 |
?/span>Q?/span>50dBm |
|
调制Ҏ?/span> |
已调Q调q)的蝲频的调幅电^大于30dB |
|
SD3200R接收pȝ |
接收灉|?/span> |
?/span>Q?/span>40dBm |
选择?/span> |
8MHz |
|
接收动态范?/span> |
?0dB |
|
SD3200模块 Q可L选配Q?/span> |
可变增益攑֤?/span> 介质滤L器放大器Q?/span>830MHz/912MHz/957MHzQ上变频?/span> 下变频器 锁相振荡?/span> 中频滤L器放大器 介质双工?/span> 微带型二功分?/span> 腔体耦合?/span> 同u负蝲 同u衰减?/span> |
频/微L电\模块的主要特?
1、可变增益放大器Q?/span>800 ~ 1000MHzQ?/span>
频率范围Q?/span>800 ~ 1000MHz
增益Q?/span>?5dBQ衰减小时的增益Q?/span>
增益可调范围Q?/span>31dB
带内波动Q?/span>≤?dB
三阶交调Q?/span>?/span>Q?/span>50dBc
输入LL比:?.5:1
2、介质o波放大器Q?/span>909 ~ 915MHzQ?/span>
中心频率Q?/span>912MHz
带宽Q?/span>6MHz
增益Q?/span>?0dB
输入、输出驻波比Q?/span>?.5:1
3、介质o波放大器Q?/span>954 ~ 960MHzQ?/span>
中心频率Q?/span>957MHz
带宽Q?/span>6MHz
增益Q?/span>?0dB
输入、输出驻波比Q?/span>?.5:1
4、介质o波放大器Q?/span>825 ~ 835MHzQ?/span>
中心频率Q?/span>830MHz
带宽Q?/span>10MHz
增益Q?/span>?0dB
输入、输出驻波比Q?/span>?.5:1
5、上变频器(U/CQ?/span>70?30MHzQ?/span>
频频率fRF和电q?/span>PRFQ?/span>70MHzQ?/span>?/span>Q?/span>10dBm
本振频率fL和电q?/span>PLQ?/span>760MHzQ?/span>?/span>Q?/span>7dBm
混频器输出频?/span>f0Q?/span>830MHz
变频损耗:L?dB
隔离度:I?0dB
6、下变频器(D/CQ?/span>830?0MHzQ?/span>
频频率fRF和电q?/span>PRFQ?/span>830MHzQ?/span>?10dBm
本振频率fL和电q?/span>PLQ?/span>760MHzQ?/span>?7dBm
混频器输出频?/span>f0Q?/span>70MHz
变频损?/span>LQ?/span>?dB
隔离?/span>IQ?/span>?0dB
7、锁相振荡器Q?/span>760MHzQ?/span>
输出频率Q?/span>760MHz
输出电^Q?/span>?7dBm
谐LQ?/span>?30dB
杂散Q?/span>?30dB
频率E_度:?×10-6
8、中频o波放大器Q?/span>70u8 MHzQ?/span>
中心频率Q?/span>70 MHz
带宽Q?/span>u8 MHz
增益Q?/span>?0 dB
输入输出攑֤U性范_0 ~ 10 mVp-p
9、介质双工器Q?/span>GSMQ?/span>912/957MHzQ?/span>
中心频率Q?/span>Tx?12MHzQ?/span>Rx?57MHz
插损Q?/span>?.5dB
通带宽度Q?/span>u3.0MHz
通带波动Q?/span>?.0dB
LL比:?.0:1
d衰耗:?5dBQ?/span>at 954?/span>960 MHzQ?/span>
?5dBQ?/span>at 909?/span>915 MHzQ?/span>
输入输出LQ?/span>50Ω
10、微带型二功分器Q?/span>800 ~ 2500MHzQ?/span>
频率范围Q?/span>800 ~ 2500MHz
分配比:3dB
插损Q?/span>?.25dB
耦合度L动范_10u0.8 dB
回L损耗:Q?/span>20dB
隔离度:Q?/span>20dB
LQ?/span>50Ω
q接方式Q?/span>N-F?/span>
11、腔体耦合器(10dBQ?/span>800 ~ 2500MHzQ?/span>
频率范围Q?/span>800MHz-- 2500MHz
耦合度:10dB
分配损耗:0.454 dB
耦合度L动范_10u0.8 dB
回L损?/span>?0 dB
插损L?.15dB
隔离?/span>?0dB
LQ?/span>50Ω
12、微带耦合器(10dBQ?/span>800 ~ 2500MHzQ?/span>
频率范围Q?/span>800MHz?500MHz
耦合度:10dB
分配损耗:0.454 dB
耦合度L动范_10u0.8 dB
回L损?/span>?0 dB
插损L?.25dB
隔离?/span>?0dB
LQ?/span>50Ω
13、同轴负载(DC ~ 2500MHzQ?/span>
频率范围Q?/span>DC-3GHz
端口LQ?/span>50Ω
LL比:?.2:1
14、同轴衰减器Q?/span>DC ~ 2500MHzQ?/span>
频率范围f0Q?/span>DC-- 3000MHz
衰减量: 10dB
LL比:?.2:1
衰减_ֺ△A?.5dB
端口LQ?/span>50Ω