PsiberAudio has announced the availability of its PAS2 and PAS2+ audiophile-grade preamps for the iPod. The devices feature an integrated cradle for the iPod and iPod mini, and a smaller slot for the iPod shuffle. They offer a high stability, low impedance power supply for the iPod and a Burr Brown double buffered subwoofer output. “These devices from PsiberAudio link into any existing Hi-Fi system to allow the iPod to become the center of an audiophile grade high fidelity music system,” the company says. The PAS2 sells for $185, while the PAS2+ costs $245.