Shenzhen Grand Technology Co., Ltd
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Custom DUMBETONE OVERDRIVE SPECIAL HANDWIRED SOLDERING GUITAR AMP COMBO 20W CELESTION 1*12 V30 SPEAKER
Controls Front
Pre Amp Controls
One 1/4 jack input Volume knob Treble knob Middle knob Bass knob Bright switch Mid boost switch Rock / Jazz switch
Overdrive Controls
Level knob Mix / Ratio knob
Power Amp Controls
Master knob Presence knob Standby switch
Back panel
Power in for cord Fuse Main speaker on switch
Output for extension speaker cabinet Impedance selector
Effect Loop input / output
OD Trim knob (trims signal before it hits the OD)
Pedal set up preferences 2 switches Foot Pedal in
Includes
Foot-switch pedal metal body 2 switch with led lights EHX EL84 power tubes and three Ruby 12AX7s
Size Weight
25 Pounds
16 1/2 “ long
9 1/2“ deep
10” tall
Out Power: 20W
Function: Input, volume, bright, MID boost, rock/jazz, 3 brand EQ, OD(trim, level, ratio) master, presence
Footswitch(overdrive/preamp boost)
Effect loops(return, send)
Output impedance select(4/8/16ohm)
Tubes: preamp 12AX7×3, power tubes EL84×2
Dimension: 43cm(long)×24cm(width)×50cm(high)
Grand Amp, 20w ODS, Dumble type amplifier. Available in head or combo, 8w, 22w, 36w, 50w or 100w. All options available. Handmade in China. 36/18 w ( run 2 or 4 EL84s tubes ) head inspired by Dumble #002 model ( Robben Ford ), EL84s power tube, reverb, effect loop. Footswitch for reverb, overdrive and boost. Interactive and sensitive settings. Fit to the tone and the spirit. This is a confident product that is the result of many years of research into the Dumble Overdrive Special.