Re: 485 super weak brightness control


 

On Tue, Mar 23, 2021 at 12:20 PM, Ondrej Pavelka wrote:


Here are the observations on the A sweep.

Note the difference between free running and triggered
Ignorant question:
On the video, I see you are missing some knobs, like the one for Holdoff.
Are you sure that you have set that to minimum and others correctly as well and what's more: Are you sure that the registration between the A- and B-timebase is correct, i.e. that the B-timebase knob is mounted correctly?

Raymond

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