有组织 发表于 2025-3-27 00:14:22
Active Devices and Circuit Models,nged, can have a power transfer function greater than unity. An active circuit on the other hand contains elements which have the possibility of power amplification though in some configurations such amplification or gain may not occur.gout109 发表于 2025-3-27 01:35:10
http://reply.papertrans.cn/59/5864/586334/586334_32.pngEntrancing 发表于 2025-3-27 05:25:25
http://reply.papertrans.cn/59/5864/586334/586334_33.pngLAST 发表于 2025-3-27 10:56:12
Positive Feedback and Frequency Response, Providing the sign of the open-loop gain .(s) is positive, the feedback is negative and the closed-loop gain is reduced. Conversely, if .(.) is negative, perhaps because it is a function of frequency, then |.(.)| >|.(.)|. Should the loop gain equal −1 the overall gain becomes infinite and the amplifier acts as an oscillator.改变 发表于 2025-3-27 16:51:07
http://reply.papertrans.cn/59/5864/586334/586334_35.pngarbiter 发表于 2025-3-27 19:09:27
http://reply.papertrans.cn/59/5864/586334/586334_36.pngMeander 发表于 2025-3-27 22:45:30
http://reply.papertrans.cn/59/5864/586334/586334_37.png显而易见 发表于 2025-3-28 04:31:26
Radiation Protection and Exposure in Nuclear Cardiology, medicine facilities. The dose reference level (DRL) for nuclear cardiology examinations has regional characteristics and must be changeable as equipment instrumentation and image processing programs advance. Radiological safety should always be guided by the pillars of justification, optimization, and dose limits.陶器 发表于 2025-3-28 08:33:36
http://reply.papertrans.cn/59/5864/586334/586334_39.png含糊其辞 发表于 2025-3-28 13:08:47
Tai Tien-Minl inefficiency and haverather limited tools for processing numerical data. ..Data Mining in Finance. introduces a new approach, combiningrelational data mining with the analysis of statistical significanceof discovered rules. This reduces the search space and speeds up thealgorithms. The book also p