SCREAM 800 – this is guitar tube preamp with screamer/treble booster for pro and home usage.
CLEAN: VOLUME, BASS, TREBLE. BRIGHT .
DRIVE: GAIN, BASS, MIDDLE, TREBLE, VOLUME
SCREAMER/TREBLE BOOSTER: GAIN, TONE. BRIGHT
Screamer become treble booster when TONE knob is turn fully clockwice.
Lower powition of BRIGHT switch makes SCREAMER’s sound a little bit softer.
Tubes: 12AX7/ECC83 X 2
Power supply: 12VDC 1A