Fisher M-SCOPE GEMINI-3 Manuel d'utilisateur

FISHER RESEARCH LABORATORY200 West Willmott RoadLos Banos, California 93635Tel 209.826.3292 Fax 209.826.0416www.sherlab.com email:info@sherlab.c

10SEARCHING7. You are ready to search when the BALANCE knob is adjusted within the 1/8- to 1/4-turn silence (null) space. This is extremely impo

11SEARCHING5. For even more accurate pinpointing of short objects, (i.e., a pipe, cable, etc.) approach the test object at right angles from your prev

12SEARCHINGWide Scan Inductive Search This mode of operation is the preferred method for searching a large area quickly. Two operators are requir

CONTENTSAbout Your Gemini-3 ...pg. 3Basic Theory of Operation ...

3ABOUT YOUR DETECTORTwo-box metal detectors have long been used by prospectors, geologists, treasure hunters and public utility companies

4BASIC THEORY OF OPERATION The GEMINI-3 was engineered to detect conductivity changes in the earth over which it is carried. Hence, a positiv

5DEPTH The GEMINI-3 was designed to locate large, deep objects such as an iron chest, pipe or an ore vein. It will not detect small coin-sized obje

TRANSMITTERBattery Level MeterPower SwitchGround Plate JackFigure 2. TransmitterPower Switch: Pull out switch turns on power. Ground Plate Jack: Used

RECEIVERSpeaker: Provides audible indication of the receiver signal for balancing and detecting. Meter: Provides visual indication of the Recei

8SEARCHINGNarrow Scan Inductive Search This mode of operation is performed by a single operator using the 3-piece handle. It is the best method for

9Tuning1. Set the transmitter: Power: ON 2. Set the Receiver: Power: ON Sensitivity: 7 You should get a strong aud