The PS4224-IEPE embarks as a 20-MHz, 12-bit two-channel PC oscilloscope adapter with an Integrated Electronic Piezo Electric - IEEE 1451.4 (IEPE) interface, making it compatible with any industrial standard IEPE accelerometer or microphone. The IEPE sensors are powered via the integrated constant current sources on the BNC input connector and the PS4224-IEPE can also be used as a standard PC-hosted two-channel digital storage oscilloscope without modification. PicoScope software for Windows PCs is included free. Price for the PS4224-IEPE adapter is $925. SAELIG CO., Pittsford, NY. (888) 772-3544.