In Reply to: RE: GaN FET isn't going to magically make better sounding Class D amps. posted by 13th Duke of Wymbourne on July 7, 2023 at 21:03:53:
Choke filters have been around for several decades in tube electronics. They're no longer popular but -some- tube amp/preamp manufacturers still use them. The choke can be at the input or 'middle' of a filter network.See the link below in response to E-Stat a few weeks ago.
Chokes vary in size and weight depending on their construction materials, voltage rating and their inductance in Henry (H). These inductors are generally called "chokes" in filtering applications including power supplies at 50/60-Hz. Inductor components can use an iron core or air core depending on the application. Inductors can also form a tuned circuit in RF applications. At extremely high frequencies even the tiny bit of 'stray' inductance and 'stray' capacitance in the PCB traces need to be considered in the design layout.
Edits: 07/08/23 07/08/23 07/08/23 07/08/23
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- RE: GaN FET isn't going to magically make better sounding Class D amps. - AbeCollins 06:31:23 07/08/23 (0)