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The D and K series JBLs used a big 4" voice coil with an AlNiCo
magnet in the middle. There is a big cast iron pot and top plate
that covers the back and serves to focus the magnetic field around
the voice coil. They have a beefy, cast aluminum frame. Real serious
looking unit.
best
Dano
--- In , Steven Jarvis <sjarvis@s...>
wrote:
> Are the D and K series speakers alnico or ceramic? I'm not up on
JBL
> speakers.
>
> thanks,
>
> Steven
>
>
>
> On Dec 2, 2003, at 5:53 PM, dsurkis1 wrote:
>
> > Just wanted to chime in on the old JBLs. I use a JBL K120 in my
> > deluxe reverb and I think it's the greatest thing since reverb! I
> > could not approach that crisp, chimey surf sound I wanted with
the
> > stock eminance or a Weber C12N.
> > As I understand it, the K series replaced the D series with a
more
> > durable cloth surround vs. a paper one. Both series long since
> > discontinued.
> > I would love to hear if anyone has been able to compare the
new
> > vibroverb / eminance to a D130 or K130? Any other experience out
> > there with JBL substitutes?
> >
> > best
> > Dano Clam
> >
> >
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