This Is actually the work in the polyphase filters, which happen to be all-pass filters and only modify the phase. The section relationship amongst The 2 polyphase filters in this example is these that it will compensate for that further "twist" so the section amongst the desired minimal frequency parts https://pgforboysingurgaon.poetry.blog/2025/07/29/find-the-best-boys-pg-in-sector-15-gurgaon-live-near-college/