This combo amp seems to be a good choice for various venues and situations.
Using a specially wound output transformer, the Studio/Stage Combo can switch from 20 watts to 40 watts of power, while retaining its Class A pure tone.
Features include High and Low sensitivity inputs, Gain with switchable boost, Bass, mid, Treble, full size accutronic spring reverb and master volume control. Equipped with 2 Fane 12" speakers all assembled in an 18 marine ply cabinet.
Famous artists have used Hiwatt amps since the 60's!
I think I know WHO has been here.....
More interesting reading can be found here:http://www.musicground.com/Amplifiers/Hiwatt.html