Here is the position on the polyphase filters, which are all-pass filters and only modify the period. The section partnership between The 2 polyphase filters in this instance is this sort of that it's going to compensate for that extra "twist" so the period amongst the specified very low frequency https://1rkflatforrentingurgaon.blogspot.com/2025/07/modern-boys-pg-in-gurgaon-sector-15.html