UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - HP 8552A / 8554L Spectrum Analyzer help request

factory · 12th Dec 2020, 11:04 pm

Have you checked to see if any of the power supply rails are missing or have changed when the fault occurs?

David

12th Dec 2020, 11:04 pm	#2
factory Octode Join Date: Jul 2009 Location: Cheshire, UK. Posts: 1,733	Re: HP 8552A / 8554L Spectrum Analyzer help request Have you checked to see if any of the power supply rails are missing or have changed when the fault occurs? David