Guru
Joined: 02/02/2017
Location: AustraliaPosts: 1404
| Posted: 06:54pm 03 Jun 2017 |
Warp,
I only want about 30uH using 35mm2 cable, nominally 11mm diameter.
The formula suggests 19 turns, 9.5 inch high, 6.5 inch diameter coil.
I would need 9.7m of cable.
0.5 Ohms/km means DC resistance = 4.8 mOhms for the inductor.
This seems quite feasible to me.
wronger than a phone book full of wrong phone numbers