100mm Spark Induction Coil with Adjustable Vibrator Human Anatomy_Human Skeletons & Bones Black rubberized vinyl halter apron

Black rubberized vinyl halter apron measures 27 by 42 inches

sized to keep electromagnetism demonstrations running when the original coils wear out

yellow) sit in 50 x 50mm mounts

sized as the heaviest gauge in the line for high-current electromagnet windings and resistance-vs-length investigations

Cast-metal base mounts a heavy-duty electromagnet-driven fork at ~80Hz

100mm Spark Induction Coil with Adjustable Vibrator Human Anatomy_Human Skeletons & Bones Black rubberized vinyl halter apronLarger spark 100mm induction coil from a 6 12V DC input with adjustable vibrator and base mounted suppression capacitors, supplied with two 5 inch insulated handle pointer electrodes.