repair of impulse metal detectors

Repair of impulse metal detectors of different brands, modifications (Explorer SE, Garrett; Minelab; Whites; XPmd; Teknetics; Fisher; MakroMD). This is a list of the major manufacturers. If you did not find your device in the list, you need to clarify the possibility of repair. Diagnostics, fault detection on a digital oscilloscope, reprogramming of devices (firmware update), tuning. Replacement of displays (Garrett ACE all models, Fisher and other brands), buttons, connectors, cables, microcontrollers. Repair of Chinese or home-made metal detectors is discussed personally. Qualitatively, with a guarantee and quickly.