UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Mullard 5-10 amplifier

vidjoman · 10th Jul 2019, 9:08 am

I notice that the feedback components are altered according to the speaker impedance shown in the above diagram.
That could alter the gain of the amp and therefor the noise/hiss level.

10th Jul 2019, 9:08 am	#120
vidjoman Dekatron Join Date: Jun 2013 Location: East Sussex, UK. Posts: 3,326	Re: Mullard 5-10 amplifier I notice that the feedback components are altered according to the speaker impedance shown in the above diagram. That could alter the gain of the amp and therefor the noise/hiss level.