A: absolutely but never in real time. That is the nature of the beast
an oscilloscope give amplitude v/s time display of a wave, whereas the spectrum analyzer gives amplitude v/s frequency display. the oscilloscope gives distribution of energy in wave with respect to time whereas the spectrum analyzer displays frequency components of a wave and their amplitudes.
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The heart of an oscilloscope is the cathode ray tube (CRT) or the digital display screen. This is where the waveform of the input signal is displayed for analysis and measurement. The CRT or display screen is responsible for generating the visual representation of the electrical signals being measured.
Amplitude is typically measured using a signal processing tool known as an oscilloscope. An oscilloscope visually represents the magnitude of a signal over time, allowing users to measure the amplitude of a waveform accurately. Additionally, digital multimeters and spectrum analyzers can also be used to measure amplitude in electrical signals.
With either a digital frequency meter or an oscilloscope.
As with analog ( Dial) watches versus Digital clocks- there are two different types of presentation. The Analog Oscilloscope is more properly called a Cathode Ray oscilloscope as it uses a specialized CRT ( Cathode Ray tube) the Digital creates and displays its graphics in a digital fashion. They do not need a warm-up time as they do not use vacuum tubes. Storage oscilloscopes, which have a time-lapse feature most intriguing and a memory bank, can be and have been made in both the analog and the digital configurations. the German Hameg company marketed both types.
Cepstrum -The Fourier transform of the logarithm of the mean square density, i.e. simply speaking, the spectrum analysis of a spectrum analysis.
One disadvantage of a CRO (cathode ray oscilloscope) is its limited storage capability, as it typically displays real-time waveforms and does not retain past data for analysis. Additionally, CROs can be bulky and less portable compared to digital oscilloscopes.
Sudhakar M. Pandit has written: 'Modal and spectrum analysis' -- subject(s): Modal analysis, Spectrum analysis, State-space methods
A: the signal is displayed on a screen and the special rare earths retain the impression for analysis
A scope is nothing else then a display instrument it will amplify and display a signal on a CRT for visual analysis
Cathode ray oscilloscopes are relatively fragile and expensive. They can also be less accurate than other option. One advantage that they do have is that they are well protected from damage if a signal is significantly stronger than expected.