The Rikstone C15a X has
been built according to its example XITS
X10 to produce a pure early-‘60s tone that responds to your touch.
Rikstone C15a X’s tones range from chimey clean to fully saturated drive.
The Master Volume allows both preamp and power amp gain and levels to be
blended for limitless combination of tone and loudness.The treble control
increases volume when turning it counter clockwise. The amp has a so called
PPIMV (Post Phase Inventor Master Volume).