The PLUGIN FILTER CARD, FIL-D75F can be used for your Audio Precision System One, System Two or Cascade.

Free USA Shipping.

More details on the PCMCIA cards, APIB-LPT kit, PCI CARDS, FILTER CARDS or other System One modules or spare cards see http://sound-logic-la.com/

International buyers please request invoice and give your full address and telephone number.

I also service & repair System Ones and have modules, PCB assy, filter cards & parts (duke.aguiar@ieee.org).