Primary and Secondary Coil Transformer

  • Sale
  • $ 19.56

This unit is used to study electromagnetic induction and transformer principles. The outer coil is 3.25” high by 2.75” in diameter, the inner coil is 3.75” high by 1.25” in diameter, and the removable steel core is 4.5” high by 0.5” in diameter. The coils are wrapped with 20 gauge magnet wire and fitted with insulated binding posts. Instructions included.