I was unable to find any verified or widely recognized references to a term or product called in technical documentation, academic sources, or commercial databases.
| Component | Value/Part | Notes | | :--- | :--- | :--- | | U1 | HYS3C210-CS | Main IC | | L1 | XFL4020-222ME | 2.2µH, 3.8A sat | | CIN | GRM188R61E106KA73D | 10µF, 25V, 0603 | | COUT | GRM21BR61E226ME44L | 22µF, 25V, 0805 | | RF1 | 10kΩ (1%) | Top of feedback divider | | RF2 | 5.1kΩ (1%) | Bottom of feedback divider (Vout = 0.6*(1+10/5.1) = 1.78V) | | CFF | 22pF | Optional feedforward cap for transient response | hys3c210-cs
HYS3C210-CS is a specific Power Supply Unit (PSU) frequently used in high-end audio equipment, most notably in Harman Kardon subwoofers like the HKTS 200 model. I was unable to find any verified or
Based on technical documentation and user repairs for this specific model: : which supply power to the pre-amplifier
: Outputs +/- 7V DC , which supply power to the pre-amplifier, crossovers, and standby logic circuits.