The front panel controls allow the user to set pulse width and frequency independently, or to set frequency and duty cycle, which then sets the pulse width accordingly.
前面板控制允许用户设置脉冲宽度与频率或先设置频率与占空因数，再设置脉冲宽度。
2
The changes to the frequency and expiration time are done on the Human Task Manager Configuration panel in the admin console.
可以在管理控制台的Human Task Manager配置面板上修改频率和过期时间。
3
FLOCK button. Pressing the frequency Lock button will disable all frequency determining controls on the front panel, to prevent accidental changes of frequency.