Electricity: measuring and testing – Of geophysical surface or subsurface in situ – By aerial survey
Patent
1982-04-05
1985-08-13
Strecker, Gerard R.
Electricity: measuring and testing
Of geophysical surface or subsurface in situ
By aerial survey
324334, 361156, G01V 310, G01V 316
Patent
active
045352925
ABSTRACT:
A transmitter, to be used in an airborne or ground electromagnetic survey system for detecting conductive bodies in an area, said system being adapted to generate a frequency modulated signal and radiating it to the said area, the said transmitter being provided with a power supply means being adapted to be connected by switch means to at least two circuits, each circuit comprising a radiating means, said radiating means being adapted to be connected to the power supply means, in such a way that assembled radiation means are present, each circuit comprising a radiating means being connected by its own switch to the said power supply means.
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Shell Internationale Research Maatschappij B.V.
Strecker Gerard R.
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