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Old 3rd Jun 2019, 6:20 pm   #57
WaveyDipole
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Join Date: Mar 2013
Location: Leicester, UK
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Default Re: Hameg HM307-3 Cleaning and Repair

Quote:
Originally Posted by WME_bill View Post
Hameg HM307.
Varying EHT. Usual culprit is the chain of resistors controlling the feedback - R313 toR309. They can change value under voltage stress. Change the 3 high value ones I suggest.
wme_bill
OldTechFan96, might be worth considering this as well if you haven't already done it.
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