Dana K6JQ wrote:
>> You want the winding to cut 1/2 the flux that a full turn
>> would cut. Try drilling a hole in the toroid so
>> that you can wind a turn that encloses just half the core
>> cross section. --Zack W1VT
>
>I've never tried it, but I suspect most toroids are quite
>likely to shatter or explode if you try to drill through them
>in any way. At least be sure to wear eye protection if attempt
>this experiment.
I was able to drill a hole through type 2 material
(Amidon red coded iron powder). There was a bit
of flaking at the exit hole but no worse than drilling
through wood (I should have slowed the
drill down a bit). I always wear safety goggles in
addition to my high impact resistance glasses.
--Zack W1VT
[
QRP-L Archive |
]
[
1993 |
1994 |
1995 |
1996 |
1997 |
1998 |
1999 |
2000
]