Re: Amplifone HV probs/Thank you John Robertson

Turn the brightness down a bit to get rid of the "blooming" problem.

Noel Johnson wrote:

> Hello All!
>
> Well I finally got my first amplifone running last weekend (in a Star
> Wars UR). :-) Believe it or not I have a working red flyback mounted on
> one of the blue HV pcb's. I had to remove the HV and resolder one of the
> tiny wires from the coils of the red HV to it's base plate, but now it's
> working! I have a problem though that I think may be HV related, since
> it occurs with each of the four deflection boards that I have gotten up
> and running this week. The problem does not occur with a Wells Gardner
> mounted for testing. During the death star explosion the screen gets
> very out of focus and the entire picture swells. The picture expands to
> the point that the three gun turrets are no longer visible on the sides
> and bottom of the screen. After the death star explosion, all is well
> until the next time to blow the darn thing up. I haven't capped the HV
> yet, but will try that soon.
>
> Any help would be appreciated!
>
> I would also like to take this oppurtunity to thank John Robertson for
> the small cache of Wells Gardner and amplifone parts he supplied me
> recently! Both of the two amplifone deflection boards he supplied
> worked perfectly after replacing a couple of missing chasis transistors
> that had been raided to repair other boards during the years in storage
> (just as he told me they were)! Thanks John! I look forward to testing
> the rest of the boards soon... ;-)
>
> Thanks,
> Noel
Received on Thu Nov 18 02:47:45 1999