Active RC-filter Basics @FesZElectronics
Active RC-filter Basics  @FesZElectronics
Uploaded April 2024 | Updated September 2026, 2 weeks ago
#221 In this video I continue looking at filters, by exploring how the basic RC filter can be enhanced by using active, amplification, elements. I look at the various limitations that are brought on by the amplification element but also the benefits and some of the special configurations that can be implemented. Active elements will allow the creation of all the types of filter response, but also will allow easy possibilities to tune the filter response.

Filter series:
Ep1 – Intro : youtu.be/Zipbm27LoZ4
Ep2 - Passive RC Filters: youtu.be/NBLCqqmvy0A
Ep3 - Active RC Filters: youtu.be/FQYtOj_4kbw
Ep4 – More Active RC Filters: youtu.be/H_DiGSNaFyg
Ep5 - Introduction to LC Filters: youtu.be/KECCpj1Qpn0

Further reading:
analog.com/media/en/training-seminars/tutorials/MT-222.pdf
archive.org/details/donlancaster_sallen_key
ti.com/lit/an/sloa024b/sloa024b.pdf

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Active RC-filter Basics

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