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geology and treasure hunting
Water and Void Detection down to 250 m (820 ft) Depth
AUDIO DISCRIMINATION
Visualization
Supported 12 different languages: German
JW FISHERS SFP-1 Single Frequency Pinger deep geology and treasure huntingJW FISHERS SFP 1 Single Frequency Pinger Metal Detector JW Fishers acoustic pingers make it quick and easy to relocate an underwater site or piece of equipment. The pinger is attached to an underwater location where it continuously transmits a sonar signal. A diver equipped with a pinger receiver can detect the acoustic signal and follow it directly to the pinger. Pingers are available with different transmit frequencies so several can be deployed in
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