�?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> Field picture
Box and coil ready for field measure

Box is the size of a briefcase and the coil
about eight inches (24 cm) long

The amplifier is located on the left showing the
off-on switch with input from the coil and output
to the voltmeter and recorder

field pictures


field measurement box




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