November 2007
Intermediate to advanced
736 pages
46h 32m
English
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BASS AND TREBLE CONTROLS
Figure 18.11(a) is a schematic representation that shows all the stereo preamplifier controls: bass, treble, volume and balance. The balance control is a 100k linear-taper potentiometer; all other potentiometers must have an audio taper. The audio taper applies a rather logarithmic characteristic to the control as shown in the taper graph in Fig. 18.11(b).
When the control is set at mid-position, 10 per cent of the total resistance of the potentiometer is on one side of the wiper arm and 90 per cent is on the other. When the control for the bass is set at mid-position, the response is flat down to about 50 Hz. When the treble control is set to the centre position, the frequency response of the high end is flat down to ...
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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.