
metal detector Fisher Gemini III for underground pipe detection and more
Product Code:Gemini-3 Two-Box Deep Search Metal Detector
Designed to locate large, deep objects, like an iron chest, ore vein or metal pipe, the Gemini-3 is used by professional Treasure Hunters, prospectors, geologists and public utilities. Depending on ground mineralization and target size, objects may be detected as deep as twenty feet or more.
SPECIFICATIONS
Dimensions
Length on handle.............................................................49 1/2 inches
Transmitter-Receiver Box Assembly
.................................................9 1/4 x 12 x 6 inches(23.5 x 30 x 15 cm)
Weight
Complete ............................................................................7 lbs. (3.2 k)
Transmitter .........................................................................2.4 lbs. (1.1 k)
Receiver ............................................................................2.9 lbs. (1.3 k)
Handle ...............................................................................1.7 lbs. (.75 k)
Frequency
RF Search and Trace .............................81.92 KHz Crystal Controlled
................................................. Audio Target Response (VCO)
Operating Modes
Search
1. Narrow Scan, Inductive
2. Wide Scan, Inductive
Trace
1. Inductive
2. Conductive
Target Response
Meter .......................................................2 1/4 x 1 3/4 inches, Analog
Speaker .............................................................2 1/4 inches, 100 ohm,
Moisture Proof Cone
Headphones ...........................................1/4 inch Jack, 8-16 ohms,
............................................................................................Stereo/Mono
Batteries
Receiver............................................................................... (8) AA 1.5V
Transmitter ........................................................................... (8) AA 1.5V
Life............................................Carbon Zinc .............................30 Hours
.................................................Alkaline .....................................50 Hours