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Amiga Hardware Issues and discussion / Re: Annoying A1200 screen flicker / wavy on disk access
« Last post by mykrowyre on April 28, 2024, 12:48:30 AM »Yes it is actually, this is a later escom amiga made in france.
I've suspected it may actually be the floppy drive pulling too much current when the stepper starts.
Yes. The 1.2V reference is perfectly stable. Anything pulled up to 5V pulses with the floppy drive access.
I measured about a 150mv dip each time the floppy ticks.