Fisher F75 LTD Black Metal Detector Bundle with Boost and Cache Process + New Leading Edge Technology Includes 2 Coils, Coil Covers, Backpack, Recovery Pouch, Cap and Battery Charger System

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About Fisher F75 LTD Black Metal Detector Bundle With

Boost Process substantially increases depth under most conditions. Cache Locating Process is designed to find large deep objects. Lightest and best balanced of all high-performance metal detectors; Best Ergonomics in the Industry Powerful Performance Trigger-Actuated Target Pinpointing with Variable Audio Pitch Large LCD Screen with 0-99 Numeric Target Identification Display Double-Filter Discrimination Modes for Searching in Trashy Areas Magnetic Mineralization Bar Graph and Readout Trigger-Actuated FASTGRAB Ground Balance Manual Ground Cancellation Option Non-Volatile Memory Saves Settings Backlight – For Low Light Hunting Conditions Low Operating Cost – Typically 40+ Hours with 4-AA Alkaline Batteries 11” DD and 5” DD Waterproof Searchcoils included Specifications Operating Frequency: nominal 13 kHz, quartz crystal timing reference 13158Hz, 13100Hz, 1043Hz, 12987Hz, 12931Hz, 12876Hz, 12821Hz Basic Sensitivity: 6 x 10 9 root Hertz (detectivity) Lag Coefficient: 78 milliseconds Reactive Overload: approximately 10,000 micro-cgs units (volume susceptibility) 40,000 micro-cgs units with sensitivity < 30. Resistive Overload: approximately 1,200 micro-cgs units (volume susceptibility) 4,800 micro-cgs units with sensitivity < 30. Ground Balancing Range: From ferrite to salt, inclusive Discrimination Ground Suppression: combination of second and third order methods ID Ground Suppression: third order Battery Life: Typically 40 hours with high quality alkaline batteries Estimated 80 hours with nickel oxyhydroxide batteries Estimated 65 hours with lithium iron disulfide batteries Operating Temp Range: 4 to +122 degrees F (-20 to +50 degrees C) Operating Humidity Range: 0-90% non-condensing