Metal detector Magnum (XY-80)

Magnum is one of the most popular metal detectors in the past. It shows good sensitivity, especially for searching  small metal objects, ferrous/non ferrous metals discrimination  and suppressing the ground effect. 

Assembled and tested kit board

Characteristics

Model: XY-80

Principle: VLF

Mode: dynamic with automatic reset (need moving over the object)

Ferrous/non ferrous metals discrimination

Search coils: DD or Omega - not included - description in the manual

Indication: sound (headphones or speaker)

Power: 18V (>12V) and 9V batteries

Consumption: ~ 50 mA

PCB size: 140 x 89 mm