i need help to make DD coil for golden mask

[samir samir]

hello
i need help to make DD coil for golden mask
thanks

[samir samir]

hello
i need help please

[reptooyep]

Hi,
Could you give us the requirement of your DD coil (TX/RX resistance and inductance) and we can calculate th nb of turn for you if you like.
The best thing for DD coil building is to check the TGSL PDF by DF BOWERS who is THE coil maker here.

[samir samir]

thanks for your interest
I made mistake
I need coil 42 cm pi round
Frequency: 675 Hz

[samir samir]