The GUT-6600A is a portable Digital IC tester with features matching those of its desktop cousin, the GUT-6000A. Standard DC adaptor or battery operation provide a secure power supply anytime, anywhere. Geared towords ease of use, no programming or fixtures are required when operating GUT-6600A; users simply have to plug in the device and a search is completed within a mere 0.6 seconds on average. All these features and compact profile make the GUT-6600A an ideal choice as an additional companion in a users' toolkit.