US$ 85.91
this 22 SWG bare copper wire on a 250g reel runs about 225 feet — the workhorse fine gauge of the line
Polished non-warping wooden base with a built-in meter-scale carries a compass-box magnetometer
Battery-powered iron-clad electromagnet that lifts up to 100 pounds from its end hooks on four C cells
including sp3
Demonstration Transformer, Model 0976A Neulog this 22 SWG bare copperDesigned to make turns ratio behavior tactile, this two coil demonstration transformer lets students swap primary and secondary windings to watch step up and step down voltage shifts firsthand.
US$ 85.91
US$ 170.50
US$ 275.00
US$ 13.82
US$ 147.50