JUMA TX500 toroidal coils winding instruction
Last update 2009-08-02

Inductors L9 and L10

Amidon T-94-2 iron powder toroidal core
0.8 mm enamelled copper wire
Turns: 42

Sufficient wire lenght is 1.5 meters for each coil.

Thread the wire 42 times through the center of the toroidal core.
Note! Recheck carefully the amount of turns after winding.
Strip and pre-solder the wires as shown in the picture.