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It is possible to adjust the capacity of C3, but not C5.
Posted: Wed Apr 22, 2020 12:00 pm
Hello. When setting up the oscilloscope at a level of 0.1 volts with a capacity of C3, everything is fine. However, after switching the test signal to 3.3 volts, problems begin: with an increase in sensitivity, the beam disappears from the screen. What could be the reason?