High Frequency CRT or Travelling Wave Type CRT: Figure 7.17 illustrates a High Frequency CRT. In an ordinary CRO, there is only one pair of VDPs. When the signal to be displayed is of a…

Delay Line in Triggered Sweep Circuit: Figure 7.13 shows a Delay Line in Triggered Sweep Circuit. Figure 7.14 indicates the amplitude of the signal wrt time and the relative position of the sweep generator output…

Trigger Pulse Generator Circuit: The Trigger Pulse Generator Circuit is activated by signals of a variety of shapes and amplitudes, which are converted to trigger pulses of uniform amplitude for the precision sweep operation. If…

Triggered Sweep CRO: Triggered Sweep CRO - The continuous sweep is of limited use in displaying periodic signals of constant frequency and amplitude. When attempting to display voice or music signals, the pattern falls in…

Horizontal Deflection System in CRO: The Horizontal Deflection System in CRO consist of a Time Base Generator and an output amplifier. Sweep or Time Base Generator: A continuous sweep CRO using a UJT as a…

Vertical Amplifier: The sensitivity (gain) and frequency bandwidth (B.W.) response characteristics of the oscilloscope are mainly determined by the vertical amplifier. Since the gain B.W. product is constant, to obtain a greater sensitivity the B.W.…

Block Diagram of CRO: The Basic Block Diagram of CRO is shown in Fig.7.5. The ac filament supplies power to the CRT heaters in the Block Diagram of CRO. This also provides as accurate ac…

Block Diagram of Oscilloscope: The major Block Diagram of Oscilloscope shown in Fig. 7.4, of a general purpose CRO, is as follows: CRT Vertical amplifier Delay line Time base Horizontal amplifier Trigger circuit Power Supply…

What is the Principle of Sweep Generator?: Principle of Sweep Generator : The amplitude of a voltage may be directly measured on a calibrated viewing screen from the length of the straight line trace it…