Sounds cards

This is an audio input/output device.

It has an audio processor to grace in digital form.

The standard AC 97 codec is installed on motherboards as standard.

Construction:

• sound generator

• AC/CA converter

• sound mixer

• output amplifier

• interface to computer

• DSP processor

• MIDI interface

Sampling – digitalization of sound.

FM Synthesis – plays ready-made sounds and creates your own. Hearing of the human ear height from 16 Hz to approx. 20 khz, max 22 khz. Sound Blaster received 44. 8KHz.

WT Synthesis (Wave Table) – Not suitable for professional applications. It has low quality.

MIDI – combining musical instruments with a computer.

Sequencers -

Encoder:

Multiplexer:

8 bit converter:

0-5V 0. 13V

0. 02V 6-7V

Digital-to-analogue converter:

Guitar Structure:

AC 97 Specification:

Nort Bridge chipset in Intel's Sout bridge motherboards.

Added ACD/DAC mount and mixer.