hardware braces
ginsberg scientific 7 1440 primary and secondary coil
coil experiment with transformer principles and induction the outer coil is 4 5in tall and 2 75in in diameter the inner coil is 3 75in tall and 1 25in in diameter the removable steel core with handle is 50in in diameter and 5 5in tall all coils are wrapped with 20 gauge magnet wire with insulated binding posts as connectors american educational products have a lead ship time of 21 days sku amed2951