Phantom WPTest

Unit has a set of cams for each switch to select different banks of power resistors. Was used to control speed of the trommel's 50hp motor.

As dredge pivots left and right conveyor leaves the characteristic dredge rock piles.

Using a single gear was this dredge's weak link as most dredges used two.

Dredged gravel flowed thru the center with smaller particles falling thru holes into the sluice boxes