On 21.07.21 16:32, Tom Hunter via cctalk wrote: > Hi Jos, > > Resoldered how? These joints are located above the core-mat. I just used my tiniest tip to reheat, no solder added. These joints were not broken, just highohmic, several 100 Ohms . I am still wondering what the exact failure was. I did not bother removing ( or reapplying ) that laquer. Jos