

Pulse induction metal detector
Project for direct manufacturing (PCB and assembling)
Model on the New Hobby: NH-250-v2
Type of the components: THT
Number of layers: 2
Dimension of the PCB: 84 x 97 mm
The downloadable ZIP file contain the files:
Gerber
Drill
BOM
Pick and Place
High resolution schematic
List of components
Short manual
PCB files for printing (top and bottom)
No any brands on the board.
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Low reaction for stones, consists iron and ferrous oxides
Possibility to use small, normal and big coils
Easy mounting in a box
You can use this metal detector for:
- General purpose metal detector
- Searching on the beach
- Underwater metal detector
- Searching meteorites
- Searching gold (nugget)
- Detector for deep searching
Characteristics:
Model on New Hobby: NH-250
Principle: Pulse Induction
Mode: non-motion
Discrimination
Search coil: RED (not included, choose diameter from the site)
Indication: LCD display, sound
Ground compensation
Power: 18V, reverse polarity protection (Also you can use 4-12V battery with DC-DC Step Up Power Module like NH-202)
Low battery alarm
Consumption: 140 mА
Dimensions of PCB: 84 x 97 mm