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71Resistor — A typical axial lead resistor Type Passive Working principle Electrical resistance Invented Ge …
72Cardiopulmonary resuscitation — CPR redirects here. For other uses, see CPR (disambiguation). Cardiopulmonary resuscitation Intervention CPR being performed on a mannequin ICD 9 …
73Robot Wars (TV series) — This article is about the British television series. For other uses, see Robot Wars (disambiguation). Robot Wars The Robot Wars logo, as used in the title sequence. Format Game show …
74TIPS — stands for transjugular, intrahepatic, portosystemic shunt. It is a shunt (tube) placed between the portal vein which carries blood from the intestines to the liver and the hepatic vein which carries blood from the liver back to the heart. It is… …
75Coaxial cable — RG 59 flexible coaxial cable composed of: A: outer plastic sheath B: woven copper shield C: inner dielectric insulator D: copper core Coaxial cable, or coax, has an inner conductor surrounded by a flexible, tubular insulating layer, surrounded by …
76Snowdon Mountain Railway — Rheilffordd yr Wyddfa Half way up the Mountain Overview …
77Negative feedback amplifier — Figure 1: Ideal negative feedback model A negative feedback amplifier (or more commonly simply a feedback amplifier) is an amplifier which combines a fraction of the output with the input so that a negative feedback opposes the original signal.… …
78syndrome — The aggregate of symptoms and signs associated with any morbid process, and constituting together the picture of the disease. SEE ALSO: disease. [G. s., a running together, tumultuous concourse; (in med.) a concurrence of symptoms, fr. syn,… …
79Metamaterial antenna — This Z antenna tested at the National Institute of Standards and Technology is smaller than a standard antenna with comparable properties. Its high efficiency is derived from the Z element inside the square that acts as a metamaterial, greatly… …
80Chebyshev filter — Linear analog electronic filters Network synthesis filters Butterworth filter Chebyshev filter Elliptic (Cauer) filter Bessel filter Gaussian filter Optimum L (Legendre) filter Linkwitz Riley filter …
