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Core cones taper from magnetron antenna stubs to coaxial cores (75 ohm)
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Core cones mounted on magnetron antenna stubs; brass cones fit over these in December
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Rubber plugs seal 1/2 holes, 10 ga. copper wire for antenna
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Collection of 20 antennas
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Copper helical antenna coated with ceramic
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5 polar antennas without baffles
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5 polar antennas, no baffles
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5 polar antennas with their baffles
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5 polar antennas
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Can't resist such a cool shot
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First coax attached
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Coax through home-made connectors to antennas
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Coax from lower 5 magnetrons to antennas, South hemisphere
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Coax attached, midsection South hemisphere
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Overview South hemisphere with coax
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Coax with plastic magnet spindle in place
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Upper 5 coax cables South hemisphere (brass cones go over core cones shortly)
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Borescope (ProVision 300) enters N pole
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Hey! I see something!
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Fitting borescope through polar pipe
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Making right-angle coax connector from plumbing parts
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Soldering small tube onto coax core, covering with copper plumbing part
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Filling connector with hot glue
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Coaxial sparker goes through this guide tube along polar axis through baffles
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Centering guide with PVC spacers
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Valve, hose clamps, center guide for sparker (S hemisphere)
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Valve with coax sparker tube (stainless steel, 1/4 inch); allows removal while keeping vacuum or gas mixture
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Sparker valve
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Magnet spindle construction; PVC hemisphere sliced and I added this flange
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Magnet spindle construction
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Mounting spindle
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Mounted spindle
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Mounted spindle; won't need the magnet for ball lightining experiments
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This spherical magnet provides the cylindrical cusp field required for SMC
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Lab Pictures 2
