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Engine/Propulsion Waveform
Posted to the Waveform Library on 5/16/2018

CH1 300 PSI Transducer in cylinder #1 CH3 Primary voltage at the dizzy coil CH6 -14.5-30 PSI Transducer AC coupled at the intake manifold CH7 Injector voltage cylinder #1

I'm assuming the shape of the intake manifold waveform is altered from normal due to #1 ...