??? 04/01/08 17:12 Read: times |
#152849 - impedance answer Responding to: ???'s previous message |
how high impedance should the speaker be?
The speaker (and a series resistor) should provide enough resistnce that the Io max from the datasheet does not get exceeded. The answer to all your questions are in the datasheet. Erik |
Topic | Author | Date |
driving a speaker | 01/01/70 00:00 | |
Amplifier needed | 01/01/70 00:00 | |
8051 Output port drive current | 01/01/70 00:00 | |
current | 01/01/70 00:00 | |
Links | 01/01/70 00:00 | |
links | 01/01/70 00:00 | |
Think about it! | 01/01/70 00:00 | |
speaker | 01/01/70 00:00 | |
... or higher-impedance speaker | 01/01/70 00:00 | |
impedance | 01/01/70 00:00 | |
Speakers are what they are ... | 01/01/70 00:00 | |
impedance answer | 01/01/70 00:00 | |
piezo | 01/01/70 00:00 | |
The reason you're in school is to learn | 01/01/70 00:00 | |
Library? | 01/01/70 00:00 | |
research | 01/01/70 00:00 | |
You can use a transistor, but if you read ...![]() | 01/01/70 00:00 |