#2
tap tempo allows you to set the tempo of effects, such as delay, by tapping a non-latching momentary switch with your foot.

a tuner, is just that, a tuner built into the amp itself.

Which amp are we talking about?
Gibson Les Paul Studio
Highway One Telecaster
Dean Evo
Mesa F-50
Laney GH50L
Vox AC30 C2
Ampeg V2
pedals
#5
what you really need is....


to read that manual that Colin posted.
Gibson Les Paul Studio
Highway One Telecaster
Dean Evo
Mesa F-50
Laney GH50L
Vox AC30 C2
Ampeg V2
pedals