PI metal detector

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 with DISCRIMNATION
• Search coil: RED (you can buy it from the site). Also you can do it yourself (description in manual).
• Sensitivity: 25 cm for small coin, 30 cm for big coin.
• 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
• This model also can be purchased as project for dowloading on the site www.1-PCB.com