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31. X10 probe : attenuation of 10:1, input impedance 10 Mohm when used with a scope of 1 Mohm input impedance, input capacitance around 13pF.

32. Combined with wide band current feedback amplifier, FET input circuit and programmable circuit, variable gain amplification circuit with high speed and high input impedance is designed.

33. Circuit bandwidth may be calculated in the same manner as for the inverting amplifier, but input impedance is somewhat more complicated.

34. The device is features very high input impedance, super high CMRR, low noise and gain bandwidth.

35. It was pointed that the acidometer has following characteristics, such as large input impedance, stability, reliability, accuracy, high sensitivity, and etc.

36. A device which has an extremely high input impedance, low switching speed and low power consumption.

37. The common measurement of the two-port network'input impedance is to measure the S parameter, then Z parameter is calculated by the relation of S and Z, finally the input impedance is gained by the Z.

38. The signal of acidity electrode is detected by a differential amplifier circuit, which consists of operational amplifiers TLC2254 with high input impedance and low drift.

39. When the dominant mode TE10 is propagated alone in the rectangular waveguide, expressions for the real and imaginary parts of the input impedance seen by the coaxial line are derived.

40. The axial cavum measurement device was used to simulate the input impedance of the body antenna based on the theory of long line.

41. This type of antenna measurements can be translated into measuring the input impedance of two-port network.

42. Finally, by using the measured input impedance data of some antennas given in this paper, the design of those broadband matching network are accomplished.

43. The results for element input impedance , radiation efficiency of space wave, directivity and radiation pattern are presented.

44. This circuit is used few elements, and is capable of giving amplified output and has high input impedance and low output impedance.

45. The guard amplifier is a unity - gain amplifier with very high input impedance.

46. Figure 5 shows a technique which allows higher common mode input impedance while maintaining a lower differential source impedance.

47. Numerical results show the effects of the lossy medium and antenna parameters on input impedance,(sentencedict.com/input impedance.html) which could be used in designing cavity-backed slot antenna.

48. Helical antenna has not only almost identical to the resistive input impedance in broad bandwidth, but also works by the end of super-gain front lobed map in the same frequency band.

49. The electric characteristic parameters of this novel sleeve antenna are calculated, including the input impedance, voltage standing wave ratio (VSWR), horizontal gain and radiation pattern.

50. It is not in need of buffer stage for cascading because of high input impedance.

51. G. Fung et al. Results The modulus and phase simulated by the nine-element lumped parameter model could fit the goal input impedance well.

52. Methods High common mode input impedance of the circuit is used to remove the interference due to imbalance electrode impedance.

53. This paper presents a novel concept for system integration at system level, which is to select output impedance of source converter and input impedance of load converter as objects of standardization.

54. The input impedance is matched conjugately to the source impedance according to the maximization gain.