UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Hameg HM307-3 Cleaning and Repair

OldTechFan96 · 7th Jun 2019, 9:31 pm

Thanks for that, Wavey Dipole. I think I understand. Does it remove the faint line shown in the attached image?

What do you think about the BF440? With it having the same voltage on each junction I think it may be faulty. I have checked the resistors around the transistors and they are good.

7th Jun 2019, 9:31 pm	#82
OldTechFan96 Octode Join Date: Jul 2017 Location: Newcastle Upon Tyne, Tyne & Wear, UK. Posts: 1,186	Re: Hameg HM307-3 Cleaning and Repair Thanks for that, Wavey Dipole. I think I understand. Does it remove the faint line shown in the attached image? What do you think about the BF440? With it having the same voltage on each junction I think it may be faulty. I have checked the resistors around the transistors and they are good. Attached Thumbnails