Does your amp sound hum....when your ear close it


got a concentra 2 , hear hum....when ear close to it
power problem or else? Is it normal?

thanks
vsfang

Showing 1 response by vegasears

My Jolida JD 1000 has a very low level hum. I only hear it when I right on top of it. So, I sit about 8' away and enjoy the music.