Sound card

High school (ages 12+)
Science & Technology

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/sound-card

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the related interfaces?Modern video cards with HDMI can also transmit audio signals alongside video
2. What does a sound card do in a computer?A sound card lets a computer play and record sound. It takes the computer’s digital information and turns it into a form that speakers or headphones can use. It also lets you listen to music, watch movies, or talk to friends.
3. How does a sound card turn computer data into music we can hear?Inside a sound card is a Digital‑to‑Analog Converter, or DAC. The DAC takes the computer’s digital numbers and makes a smooth electrical signal that drives a speaker or headphones. For microphones, an Analog‑to‑Digital Converter, or ADC, does the reverse, turning real sounds into digital data.

Digital-to-Analog Converter (DAC): A circuit that converts digital data into a continuous analog electrical signal.
Analog-to-Digital Converter (ADC): A circuit that converts an analog signal into discrete digital values.
Motherboard: The primary printed circuit board in a computer, connecting all major components.
Digital Signal Processor (DSP): A specialized microprocessor designed for efficient processing of digital signals.