![]() ![]() Having multiple voices is great but those voices also need to be flexible as in able to create different types of wave forms. That means you could play up to four notes at the same time. Now, this keyboard here is considerably more advance than the other one. ![]() In order to do that you would need to have at least two voices. As you can see it cannot play more than one note at a time. To better explain how that works, let me show you this old musical keyboard. Okay, the first thing you need to understand is that different systems had different numbers of voices or channels. Each system in that time had a very characteristic sound along with its unique style and graphics which helped to get each system its own personality. If a programmer wanted to spend the time, some very advance sound of music could be produced this way but the trouble was it would require all of the CPU’s run time to accomplish that leaving nothing left over for the computer to do anything else.īy the early 1980’s most computers and game consoles had dedicated sound chips to take this load away from the CPU. The speaker could make clicking noises and the CPU would have to time the clicking noises exactly right in order to produce certain tones. The speakers were controlled directly by the computer CPU. Examples would be the IBM PC and the Apple II. Today we’re going to talk about how old school music works.ĭavid: In the early days of home computers, most of them just had a simple beeper speaker. Today, I’ve got a special guest star with me, Rob from The Obsolete Geek.
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