Single-pin tuner

The utility model discloses a single pin tuner which comprises a waveguide tube with a through inner cavity, an adjusting pin is installed in the waveguide tube, and the adjusting pin is installed on the waveguide tube through an adjustable connecting mechanism in the mode that the installation position can be adjusted in the through direction of the through inner cavity. The single-pin tuner has the advantages of being simple and compact in structure, low in cost, convenient to manufacture, maintain and adjust and the like. 本实用新型公开了一种单销钉调配器，包括具有贯通内腔的波导管，波导管内安装一个调节销钉，调节销钉通过可调连接机构以能沿贯通内腔贯通方向调节安装位置的方式安装在波导管上。该单销钉调配器具有结构简单紧凑、成本低、便于制作维护、调节方便等优点。