PI metal detector (NH-204 Project)

Attention! This is not a real device - only project for direct manufacturing (PCB and assembling)

After purchasing this product, you will receive a download link on your email.

Version 1 and 2 are included

The different between versions is only design of the PCB

Pulse induction metal detector

Model: NH-204

Type of the components: THT

Number of layers: 2

Dimension of the PCB: 112 x 86 mm

The downloadable ZIP file contain 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

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: NH-204

Principle: Pulse Induction

Mode: non-motion

Search coil: see manual

Indication: LCD display, sound

Ground compensation

Power: 12V,  reverse polarity protection

Low battery alarm

Consumption: 80-100 mА

Dimensions of PCB: 85 x 110 mm