Ordinary oscilloscope The principle functional block diagram is shown in fig.5-1. 1. Display circuit display circuit includes two parts: oscilloscope and control circuit. The oscilloscope tube is a special electron tube, which is an important component of oscilloscope. The basic schematic diagram of...
The past couple of decades have seen rapid developments in free-space optical communication (FSO) systems as an alternative mode of communication that can have advantages in terms of speed and security1,2. Such developments are for both outdoor and indoor applications3,4,5,6of light beams. Li...
The signal amplitude will be substantially attenuated when the frequency exceeds the 3dB point, and the test results may be uncertain. The bandwidth of the measuring equipment should be 3 to 5 times the frequency of the measured waveform, according to the principle of precise amplitude measurement...
As a result, ions with different m/z values do not arrive at an ion detector in the order of their m/z value, i.e., the observed mass spectrum deviates from the principle of the TOF mass spectrometer, which states that the detecting time is proportional to the square root of the m/...
Since the early detection of cancer increases the chance of successful treatment, the present study focused to confirm the suitability of an indigenously fabricated multilayer PCB technology based 3D positive ion detector to detect breast and lung malign
2.21b shows a low Q resonance. It has a transient response which dies out quickly. This illustrates a general principle: signals which are broad in one domain are narrow in the other. Narrow, selective filters have very long response times, a fact we will find important in the next ...
The shape of a wave carries all information about the spatial and temporal structure of its source, given that the medium and its properties are known. Most modern imaging methods seek to utilize this nature of waves originating from Huygens’ principle. We discuss the retrieval of the complete...
Its operating principle and electromagnetic torque were studied, its prototypes were trial-produced, experiments were carried out on its load-bearing capacity under different loads. However, there is no experimental analysis of no-load back electromotive force (EMF). This structure also has the ...
discloses a system utilizing the principle of time domain reflectometry, this showing some of the earlier work in such systems. U.S. Pat. No. 2,725,526 (Sringfield et al.) provides the means for determining a line fault by recording the initial surge that starts the fault and the ...
and helium. Reducing gases such as hydrogen and carbon monoxide should be avoided. The oxygen gas at a pressure of less than 5 kg/cm2does not achieve the above effects to any significant degree. Above 5 kg/cm2a higher oxygen pressure produces better results. There is, in principle, no ...