| Electronics > Beginners |
| LC or RC LPF for Class D Audio Amplifier |
| (1/1) |
| hussamaldean:
Hi all, I have a question, which one to use for class D audio amplifier ? RC or LC and what the advantage and disadvantage of each one ? Fc is 40Khz I googled and come up inclusive regards |
| T3sl4co1l:
RC filters are lossy. Generally, you don't want to burn half your output power as heat; that defeats the purpose of choosing class D. :P Tim |
| hamster_nz:
On the input (e.g. for a sub crossover), or on the output? |
| hussamaldean:
--- Quote from: hamster_nz on July 24, 2018, 07:52:44 pm ---On the input (e.g. for a sub crossover), or on the output? --- End quote --- output for the speaker |
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