The invention provides a remotely monitored terrestrial digital television repeater, and belongs to the technical field of mobile communication. The remotely monitored terrestrial digital television repeater comprises an input filter module, a low-noise amplification module, a frequency conversion module, an analog to digital conversion module, a controller module, a monitoring module, a power amplification module, an output filter module and a wireless communication module; an input end of the input filter module is connected with an output end of an external receiving antenna; an output end of the input filter module is connected with the frequency conversion module through the low-noise amplification module; the controller module is connected with the frequency conversion module through the analog to digital conversion module; an output end of the frequency conversion module is connected with the output filter module through the power amplification module; a detection terminal of the monitoring module is respectively connected with the lower-noise amplification module, the frequency conversion module and the power amplification module; an output end of the monitoring module is connected with the wireless communication module; and the wireless communication module is wirelessly connected with an external receiving device. The remotely monitored terrestrial digital television repeater solves a problem that the existing terrestrial digital television repeater cannot perform remote detection.