- User's Guide.
The Discovery 3300 helps you pinpoint exactly what you're looking for with a
1-touch "Zap" button that allows you to eliminate other targets. It features a
coin depth indicator (0 to 10 inches), Squelch-Techô Noise Reduction Circuitry
and easy-to-use all digital controls. Its 8" open-face search coil is
submersible in water too!
Coin depth indicator even tells you how far below you they're buried--up to 10"
7-Segment discrimination and notch controls let you selectively eliminate ranges
4-Tone Target identification gives you audio clues as to what's being detected
Automatic and manual ground balance adjustments for optimum searching based on