In this detailed and informative book

shallow river prospecting

The lightweight coil and lower shaft assembly

you can customize the setup for your specific operation

For gold prospecting

Fisher F44 Metal Detector with 11-Inch DD Waterproof Coil dive In this detailed and informativeThe Fisher F44 is a 7. 69 kHz VLF metal detector with a weatherproof control housing, an 11 inch DD waterproof coil, and both computerized and manual ground balance. Five preset modes let coin shooters and relic hunters work parks, fields, and dry beach sand without constantly adjusting discrimination. It sits above the entry level F22 by adding ground balance and adjustable iron audio, which makes it a strong value for anyone stepping up from a