Transformer Coil 120 120 Turns Early Years ideal for primary PE lessons

ideal for primary PE lessons and active play

tiltable ring

the contents can be neatly stored away in their own box that has a handy carry handle for easy portability

24 neck cards

Friction between tape and ticker-timer is kept to a minimum

Transformer Coil 120 120 Turns Early Years ideal for primary PE lessonsSilicon steel C core and clip with a range of coils for use as inductors and transformers. The approximate inductance values, with and without a complete C core, are shown in the table below. Current ratings are based on 150A per square cm. The coils will run hot, but will not be damaged by short term currents of up to twice the stated value. No. of Turns: 120 +120 Air core 1. 5mH Wire 1. 0mm Max Current 1. 02A