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power amplifier造句
31. Include the oscillator, modulator, upper frequency transformer, wave filter, power amplifier like X - mitter. 32. The digital Phase-locked loop for speed regulation is made up of digital comparator, voltage-controlled oscillator, low pass filter, thyristor power amplifier and other components. 33. Adaptive digital predistortion is an effective technique which compensate nonlinear distortion introduced by the high power amplifier (HPA). 34. The single-channel multipolar resolver is used as the angle sensor and the monolithic high-power pulse width modulation(PWM) power amplifier is also used. 35. Use the MAIN B section and outputs to connect to a separate power amplifier and multiple loudspeakers, or to a stereo recording system. 36. How to cancel carrier and detect the intermodulation distortion signal of power amplifier will be discussed. 37. The effect of base bias resistors on the parameters of PA(power amplifier)was simulated. 38. The development of microwave communication has brought forward the demand of high quality linear high power amplifier. 39. The audio signal amplified by the gain of one and then the second power amplifier RP enlarge, and OUTB output. 40. This thesis presents a design of low power class AB audio power amplifier. 41. A new high voltage restraint mode which is different from traditional driver is used in power amplifier. 42. The MW SSB stereo broadcasting system requires high efficiency of the transmitter which usually employs high power amplifier, as the high quality of information transmission is important. 43. The linear power amplifier of current-type and the PIDcontroller is designed for the control of radial force. 44. Figure 1 is the OCL Principle stereo power amplifier circuit. 45. In the AMB system, a power amplifier which provides magnetic coil with exciting current to produce electromagnetic force, is one of the main components. 46. A multi-stage UHF broadband linear high power amplifier(PA) is designed for the application as an electromagnetic environment simulator. 47. The thesis introduces power amplifier theory, PHEMT model and model parameter exaction method, at last determined scheme of three-stage MMIC power amplifier. 48. The causes of the phenomena are explored by studying the characteristics of audio frequency power amplifier and the pulse modulation of the high-frequency switch power supply. 49. The power amplifier contains dynamic control bias circuits and a fully integrated power detector. 50. However, the OFDM system is sensitive to the nonlinearity of Power Amplifier(PA) since it has the high Peak-to-Average Power Ratio(PAPR). 51. This thesis presents a design of low power class AB, dual audio power amplifier. 52. The audio power amplifier uses integrated chip LM 386, the voltage amplification factor is 200 most greatly. 53. A kind of new sliding mode control method for current type power amplifier is put forward. 54. The power of the modulated carrier wave is increased by the RF power amplifier. 55. A new evaluation approach for the in-band nonlinear distortion, which is formed by the orthogonal frequency division multiplex (OFDM) signal passing through the high power amplifier, is presented. 56. A high power filter (38) is located downstream of the power amplifier (20) and causes linear distortion. 57. The system consists of phantom, signal source block, power amplifier block, measuring mode setting block, high accuracy amplifier and high speed demodulator. 58. This highly compact transceiver chipset consists of low noise amplifier, power amplifier with detector, voltage controlled oscillator with buffer amplifier, mixer and harmonic mixer. 59. This paper presents the development and status of linear power amplifier. Principle and circuit of predistortion feedforward and building blocks are introduced. 60. The MAPRST0912-50 is a 50Wpk Class C, silicon bipolar pulse power transistor designed specifically for driver stages in pulse power amplifier applications over the 960 to 1215 MHz bandwidth.