The DNA-AI-224 and DNR-AI-224 four-channel strain gage input boards for UEI’s data acquisition and control Cubes and RACKtangle I/O racks, respectively, are suitable for use in a wide variety of applications. The analog inputs offer 18-bit resolution at sample rates up to 100 ksamples/s. Each channel has an A/D converter and all four channels sample simultaneously. Each channel also includes an anti-aliasing filter that automatically is configured to match the sample rate. Prices for the DNA-AI-224 and DNR-AI-224 are $2,750 and $2,900, respectively. UNITED ELECTRONIC INDUSTRIES INC., Canton, MA. (800) 829-4632.