The Bluetone Stringer is a single-channel tube amp. It is based on a modified Dumble Steel String Singer circuit, which has became a cult amp within many professional players all around the world. Stringer has some functional and technical improvements compared to original design. These modifications are an adjustable clean-/solo boost, an adjustable line out with a dummy load, a PPIMV Master Volume and a cathode biased power amp, which does not need biasing when changing power tubes.
The preamp is very versatile consisting a two position Bright switch, Mid Boost switch, Rock-/Jazz-switch, PAB (Preamp Boost Switch) and an eq section with Treble, Middle and Bass controls to modify widely your guitar sound. Moreover there are 7-position HI ja LOW EQ switches to tailor the guitar sound if needed. A spring reverb with big tank gives more possibilities to create your dream sound.Amp also contains an adjustable, unbalanced Line out with internal Dummy load for recording purposes etc. With a Celestion Alnico Cream speaker this combo weighs only 13,7 kg.
More info: https://www.bluetone.fi/stringer-reverb/