This detector work stable with various coil diameter - from 10 cm to 1x1 m
Only 3 potentiometers
Low reaction for stones, what consists iron and ferrous oxides
You can use it for:
- Deep searching (with big coil or frame)
- General purpose metal detector
- Searching on the beach
- Searching meteorites
- Searching gold (nugget)
Characteristics:
- Model on New Hobby: NH-173
- Mode:non-motion
- Manual and Auto Threshold
- Search coil: 1.1 - 1.3 Ohm. Not included, description in the manual
- Indication: sound (speaker not included)
- Low battery indication
- Power: 12V
- Reverse power protection
- Consumption: ~140 mА
- Dimensions of PCB: 127 x 92 mm
