Fisher F75 3 coil combo 6.5",10",11"
Fisher F75 Advanced Visual & Audio Target ID Metal Detector NOW WITH 3 COIL COMBO!! BEST VALUE HERE....
The Ultimate Detector! The metal detecting industry's premier relic hunting and general purpose metal detector.
•Lightest Weight / 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
•Non-Volatile Memory Saves Settings
•Backlight – For Low Light Hunting Conditions
•Low Operating Cost – Typically 40+ Hours with 4-AA Alkaline Batteries
•Double-D Waterproof Search Coil
•Rain Cover for Control Housing & Battery Housing Available
• Mechanical: S-rod with electronics housing mounted on handgrip, 3-piece breakdown, 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 (not 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 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