November 2007
Intermediate to advanced
736 pages
46h 32m
English
Content preview from Consumer Electronics
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VOICE COIL
The voice coil is the only thing present in the speaker which carries electrical current or signal. It is energised directly from the amplifier. The voice coil, as its name implies, is the part of the speaker that does the talking.
The voice coil, Fig. 4.13, consists of several turns of wire wound on a supporting bobbin. Depending on the functional design of the loudspeaker, the coil itself may be copper or aluminium wire, although insulated aluminium ribbon is also used. In case of the latter, the ribbon is wound on edge with the flat surfaces of neighbouring turns adjacent to each other and all the turns held together by a binding cement.
Fig. 4.13 The voice coil
The bobbin, or the voice coil former upon which the wire is ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.