[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Inductance measurement
Original poster: "Gerry Reynolds by way of Terry Fritz <teslalist@qwest.net>" <gerryreynolds@earthlink.net>
Matt,
If your LC meter has the ability to measure the Inductance at different
frequencies,
you might beable to see if there is a frequency independent component to the
measurement.
If so you will need to factor out the resistance using vector math.
Gerry
----- Original Message -----
From: "Tesla list" <tesla@pupman.com>
To: <tesla@pupman.com>
Sent: Tuesday, July 01, 2003 5:33 PM
Subject: Inductance measurement
> Original poster: "by way of Terry Fritz <teslalist@qwest.net>"
<Mddeming@aol.com>
>
> Hi All,
> Does anyone know how the resistance of a coil affects the measured
> inductance using an LC meter (e.g. AADE LC IIB meter, Wavetek, etc.). I am
> wondering if these meters really measure L, or do they measure delta Z and
> infer L from it, with the built-in assumption that R<< XL ?
> If I have two identical solenoids, one wound with copper wire and
> the other with, say, Nichrome wire, would they read the same inductance,
or
> would the larger phase angle fool the meter?
>
> Matt D.
>
>