Electronics Engineering · Electronic Measurements and Instrumentation
If a sinusoidal signal seen on the CRT screen occupies 4 units space (divisions) per full cycle on the X-axis and the time/div knob points to 0.25 msec/div on the front panel, then the frequency of the signal is ________.
- 1100 Hz
- 250 Hz
- 310 kHz
- 41 kHz✓
Correct answer
1 kHz
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