[Elecraft] Checking Toroids brfore Soldering
[email protected]
[email protected]
Wed Mar 6 18:18:03 2002
Has anyone checked their toroid inductors after winding them with a DMM
(inductance) to see if they agree with the values shown in the schematic or
apendix A? I was checking the values to see if I didn"t pick the wrong
toroid out of the little envelope. Well, RFC14 and RFC16 measured value
didn't agree with the K2 Appendix A, they were about three times higher. So
I looked in the ARRL handbook 2-35 (1994) and used the equation to calculate
the amount of turns, it ageed with the measured value, not what was on the
schmatic .... did the calculations on the T5 VFO transformer, the
calculations, measured values all agree....I really don't understand that
much about toroids but would like to learn. Could anyone explain what going
on? I have reading this reflector for a couple of months, and been impressed
with how much You fellas know about electronics.
Thanks a lot,
Ron Mariutto N8SZY
PS: Saturday I passed my General Exam
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