Why not do it in analogue?
An RC circuit and a couple of digi-pots would do it. To get a linear ramp use a high-ish target voltage for the capacitor, say 10x the trip voltage (15v).
For a CRT timebase it must be free of any harmonics.
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Why not do it in analogue?
An RC circuit and a couple of digi-pots would do it. To get a linear ramp use a high-ish target voltage for the capacitor, say 10x the trip voltage (15v).
For a CRT timebase it must be free of any harmonics.
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