THE FISHER F75 METAL DETECTOR IS A GREAT ALL AROUND DETECTOR AND HIGHLY RECOMMENDED FOR RELIC HUNTING , COINSHOOTING AND BEACH HUNTING.
Lightweight and Well Balanced (3.5 lbs)
Intuitive Menu Driven User Interface
Large LCD Screen
Visual Indicators Including:
Target Depth (Both Running Depth and Static/Pinpoint Depth)
Multiple Search Modes:
Trigger Activated Fast GrabTM Ground Balancing with Manual Override
Waterproof 11" Open Framed Biaxial Search Coil
Trigger-Actuated Target Pinpointing with Variable Audio Pitch
Fully Adjustable Arm Rest
Display Backlight for night and low light conditions
Notch & Discrimination Controls
Covers Provided for Both Control House and Battery Housing
Fisher 5 Year Limited Factory Warranty
Fisher F75 Specifications:
Mechanical: S-rod with electronics housing mounted on handgrip, 3-piece breakdown shaft, batteries under elbow, 2-way armrest adjustment forward/backward & around forearm.
Searchcoil:11” (28 cm) open-frame elliptical double-D, waterproof.
Batteries: 4 AA, alkaline (included).
Weight:3.5 pounds (1.6 kg) with alkaline batteries installed.
Static Balance: Force in vertical plane normal to elbow 0.47 pounds (0.22 kg).Varies with adjustment and user’s stance and arm/hand physiology.
Dynamic Balance: Axial moment, 0.29 foot-pounds (0.39 newton-meters). Varies with adjustment and user’s stance and arm/hand physiology.
Sweep Effort Lateral moment 5.2 foot-pounds (7.1 newton-meters).
Operating Principle: VLF induction balance
Operating Frequency: Nominal 13 kHz, quartz crystal timing reference
Basic Sensitivity:6 x 109 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 allowing the F75 to operate smoothly on different types of soil
ID Ground Suppression: Third order
Battery Life: Typically 30 hours with high quality alkaline batteries, somewhat less with rechargeable batteries.
Operating Temp Range:4 to +122 degrees F (-20 to +50 degrees C)
Operating Humidity Range:0-90% non-condensing
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