Ag measurematics pvt ltd offers a range of signal conditioning products. As part of that, the company offers ac lvdt signal conditioner card model ac 301 and ac 302. Model ac 301 is a single channel signal conditioner card. It is capable of receiving ac lvdt signals of most of the standard units. It provides a bipolar voltage output, which can be adjusted up to +/-10v for full or part stroke of an lvdt. Model ac 302 comes with almost same specifications as ac 301. But it also provides a 4 to 20ma output.