High Bitrate PipeWire

at2020-override.conf

# ~/.config/wireplumber/wireplumber.conf.d/at2020-override.conf
monitor.alsa.rules = [
  {
    matches = [
      { node.name = "~AT2020USB-X*" }
    ]
    actions = {
      update-props = {
        audio.rate = 48000
        audio.format = "S24LE"
      }
    }
  }
]

hi-rate.conf

# ~/.config/pipewire/pipewire.conf.d/hi-rate.conf
context.properties = {
    # What the PipeWire graph wants to run at by default
    default.clock.rate = 192000

    # Other rates it is allowed to use when switching
    # (order here is not a strict priority list, it’s just a set)
    default.clock.allowed-rates = [ 44100 48000 88200 96000 176400 192000 352800 384000 ]

    # Optional, but often good to tune if you raise the rate
    # default.clock.min-quantum = 32
    # default.clock.max-quantum = 8192
    # default.clock.quantum = 1024
}