Older amp a MG30DFX
0

votes

What is the FDD button located far right between

Fx level & CD input ? What is it's purpose? Thank you!

asked 13 Sep 2016 at 01:07 AM

Walt Seale (1)
Answers: 1
2

votes

Hello Walt,

The FDD stands for Frequency dependent damping, which basically means it makes your transistor amplifier react with the speaker to make it sound more like a valve amplfier. 

answered 13 Sep 2016 at 07:30 AM

Marshall
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