Making a small search coil without a shell

[württemberger]

Thanks SVEN1,

this Coil (1,2 ohms, 300uH) is perfekt for my PI

[bernte_one]

hello württemberger

you can try also 27turns of yv wire 0,5/0,9 coil diameter 18cm - perfekt for you
i´have tried it also yesterday
smaller coil are sometimes better