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"Buy LM393AP: Comparator Dual &amp;plusmn;18 Volt/36 Volt 8 Pin Pdip (Manufacturer: Texas Instruments) from Jameco Electronics. Lowest prices guaranteed. Same-day shipping."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.jameco.com/1/1/12213-lm393ap-comparator-dual-18-volt-36-volt-8-pin-pdip.html>