Yet another TV oscilloscope

In this blog post a crt TV a part and turn it into a oscilloscope. I am going to try to use a TL082 op amp to buffer and amplify the signal. It uses the deflection yoke to draw the picture on the tube. More pictures and videos will be posted here when it is …

Sawtooth generator for TV oscilloscope

Here’s what I come up with for sawtooth signal for the scope. I took the ramp generator circuit from It uses 3/4 Op Amps from the LM324 chip. I tested the circuit from and it works in multisim. S1 and R8 controls the frequency. R6 controls the amplitude of the sawtooth voltage. When …

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