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rtqii's photostream |
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DSCN0607
60 cycle ground lead 3/8ths inch soft copper pipe, goes into the lab.
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Uploaded on Feb 12, 2010
DSCN0608
The 60 cycle ground (copper pipe) meets the RF ground (copper sheet)... between 16-40 oms resistance depending on the meter.
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Uploaded on Feb 12, 2010
DSCN0606
60 cycle ground extension with braided strap to connect to the generator.
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Uploaded on Feb 12, 2010
DSCN0602
DSCN0603
60 cycle ground extension showing braided strap to generator. 3/8th inch soft copper pipe and #9 AWG...
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Uploaded on Feb 12, 2010
DSCN0605
Central grounding point for the 60 cycle ground. Showing 3/8 soft copper extension soldered to the 1 inch copper lug.
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Uploaded on Feb 12, 2010
DSCN0604
Backfill dirt had to be loaded and hauled from elsewhere. After stone was broken and removed from the...
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Uploaded on Feb 12, 2010
60Hzgrnd014
Rock bar is required to produce any hole or excavation. The "soil" here consists of layers of...
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Uploaded on Feb 6, 2010
RFgrnd012
Galvinized sheet connected with #9 solid copper wire. Connections are coated with salt water proof grease then bolted together.
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Uploaded on Feb 6, 2010
RFgrnd013
RF grounding plate leaving the side of the lab building showing connections to various ground elements.
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Uploaded on Feb 6, 2010
RFgrnd011
Ground elements placed in the excavation, then copper pathed back to the RF grounding plate exiting the side of the lab building
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Uploaded on Feb 6, 2010
RFgrnd010
RFgrnd009
60 Cycle Grounding
RF Grounding
Lab Inventory 12/09
Viper 2
Viper 1
