Which filters are these?

1. What are 3 types of filters?
2. What are filters answer?

What are 3 types of filters?

Four Major Types of Filters

The four primary types of filters include the low-pass filter, the high-pass filter, the band-pass filter, and the notch filter (or the band-reject or band-stop filter).

What are filters answer?

What is a filter? Explanation: A filter is a frequency-selective circuit. Filters are designed to pass some frequencies and reject others. Filters are used to reduce noise and increase selectivity.