1987-1994 

Configuration: Combo
Power: Low: 25 Watts, High: 100 Watts
Effects: Reverb, Effects Loop

SCHEMATIC

• Red Knob Twin (The Twin)

LAYOUT

• Front Panel: Volume, Treble/Boost, Middle/Cut, Bass - In, In - In, In - Gain, Treble/Boost, Middle/Boost, Bass/Boost, Presence/Notch, Volume/Channel, Reverb Select Switch, Reverb - Hi-Lo Power Switch, Standby Switch, Power Switch, Pilot Light
• Back Panel: Fuse, Effect Out, Effect In, Power Amp Thru, Loop Level Switch, Output Bias Adjust, Output Balance Adjust, Foot Sw, XLR Line Out, External Speaker Series, External Speaker Parallel, Impedance Switch

CABINET 

• Dimensions: 22 x 26 x 12
• Tolex: Black, Snakeskin, White Snakeskin, and Red Cobra
• Grill Cloth: Dark Gray
• Logo: Chrome & Black Script
• Hardware: Large Chassis Straps 5 5/8''
• Handle: Black Strap
• Feet: Chrome Glides
• Corners: Chrome Corners w/ Lip
• Knobs: Red or Black (90-94) Unnumbered

SPEAKERS 

• Size: 2 x 12
• Impedance: 16 ohms (Two 8 ohm speakers wired in series)
• Model: 8 ohm Eminence Made Fender Special Design Blue Label Speakers

TUBES

• Pre amp: 5 x 12AX7, 2 x 12AT7
• Power: 4 x 6L6
• Bias: Fixed w/ Bias Adjustment Pot
• Rectifier: Solid State