Lenk, John D. McGraw-Hill circuit encyclopedia and troubleshooting guide / McGraw-Hill circuit encyclopedia & troubleshooting guide John D. Lenk. - New York : McGraw-Hill, c1998. - 4 v. : ill. ; 25 cm. Includes indexes. Library has vol. 4. ISBN: 0070381178 Subjects--Topical Terms: Electronic circuits.Electronic circuits--Testing. LC Class. No.: TK7867.L463 / 1998