OKM Pulse Nova Frame Coil Xi104[tabs active="1"] Metal Detection at Depths of up to 3 m (9. 8 ft) The standard equipment of the Pulse Nova PI metal detector comprises a large and a small dual wound mono coil. These coils provide good depth performances in the detection of smaller metal objects such as gold and silver jewelry, but also ferrous metals in the underground. The additional Frame Coil Xi104 provides 1 m of area coverage and thus scans a correspondingly large magnetic