occiput wrote:IPS is the Inter-plate screen - it is intended to prevent cross-talk due to capacitive coupling between the various sets of deflection plates.
In the absence of any line-up instructions, I would measure the mean potential of the Y deflection plates, with the Y shift controls set so that the traces are on the mid-line of the graticule, and adjust the IPS voltage to be somewhere near the average. I don't think it's particularly critical.
occiput wrote:As someone who tried to use a D43 in anger for a number of years, I sincerely wish you all the luck in the world. As others have said, getting the timebase to trigger correctly can be something of a black art in Telequipment 'scopes of this era.
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