Re: Tektronix 2230
here some pictures I took with a previous repair of mine on a 2215: https://groups.io/g/TekScopes/album?id=64919&p=pcreated,,,20,1,0,0
Could the small ringing at the peak be of not optimised adjustment of the (10x?) probe?
Looking forward to your reply, but it is starting to look good, I think :-)