The Rikstone H10 is optimized for bass usage but it works with a guitar as well. It is a very powerfull single ended amp where diffrerent power tubes such as EL34, 6558 and 6L6 can be used. 

Technical data:

Inputs: 1 input
Outputs: 16, 8, 4 Ohm and line out
Controls: VOL, BASS, TREBLE, MASTER, MASTER bypass, tone stack bypass
Tubes: 1 x 12AX7, 1 x EL34 (or 6550, 6L6 or corresponding tube)
PT: Uraltone TV19
OT: Hammond 1627SEA
Rectifier: SS