定向耦合器广泛应用于中国及全球4G/5G基站、5G网络覆盖、北斗导航天线、车载高精度导航（无人驾驶）天线等应用，产品具有小型化、低损耗、宽频带、高功率密度、高可靠性、高性价比等竞争优势。
另外，大功率宽带表贴式及嵌入式耦合器系列，实现微波大功率功放系统的功率合成分配，信号采集等功能。应用于有源相控阵雷达，微波收发组件、微波功放、电台、卫星通信等项目，提供标准化及特制化的高品质高可靠产品。
研通的性能及可靠性指标和国际产品对标，管脚定义和封装尺寸与国际产品兼容，实现原位替代。
特点：
●低损耗
●高定向性
●回波损耗大
●表面贴装
兆亿微波商城是研通的代理商之一，经营各个型号的研通型号，如若有型号对比及需求，可直接联系客服。
以下是部分研通定向耦合器的型号：
| DC0300L20 |
| DC0350M20 |
| DC0450E20 |
| DC0600A05 |
| DC07F02 |
| DC09T10 |
| DC09T20 |
| DC09F05 |
| DC09F20 |
| DC0900P30 |
| DC0850M20 |
| DC0900A05 |
| DC0900P05 |
| DC0900A10 |
| DC0900A20 |
| DC0900E20 |
| DC0900M30 |
| DC0900A30 |
| DC0900B30 |
| DC0900P10 |
| DC1400P10 |
| DC1500A10 |
| DC1500A20 |
| DC1500A30 |
| DC14F02 |
| DC1400P20 |
| DC19F20 |
| DC20F30 |
| DC1900P04 |
| DC1900P05 |
| DC1900P05H |
| DC1900P10 |
| DC1900P20 |
| DC1900P30 |
| DC1900A05 |
| DC1900A10 |
| DC1900A20 |
| DC1900A30 |
| DC1900E10 |
| DC19T10 |
| DC19T20 |
| DC19F05 |
| DC20T02 |
| DC2500P07 |
| DC20F02 |
| DC2100P05 |
| DC2100P05H |
| DC2100P10 |
| DC2100P20 |
| DC2100A05 |
| DC2100A10 |
| DC2100A20 |
| DC2100A30 |
| DC2500P02 |
| DC25T10 |
| DC25T20 |
| DC25F02 |
| DC25F04 |
| DC25F05 |
| DC2500P04 |
| DC2500P05 |
| DC2500P10 |
| DC2500P20 |
| DC2500E10 |
| DC2600P30 |