Metal Detector kit

Highly usefull for detecting metal objects in a range of 20-30mm with audible and visual LED indicator. Single coil design minimises space requirements. 9V battery operation with handy design. Beat frequency ossilator deisgn improves detection of small metal objects. NE555 based final output section is designed as audible tome generator whose output is fed to a high fedility speaker.

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Highly usefull for detecting metal objects in a range of 20-30mm with audible and visual LED indicator. Single coil design minimises space requirements. 9V battery operation with handy design. Beat frequency ossilator deisgn improves detection of small metal objects. NE555 based final output section is designed as audible tome generator whose output is fed to a high fedility speaker.

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