CARVIN ELECTRIC TUBE AMPLIFIERS: X100B SERIES IV
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X-50B HEAD Get Pricing - 50W, guitar head unit, five-tube chassis, preamp: 3 X 12AX7, power: 2 X EL34, solid-state rectifier, two channels, reverb, front black control panel, single input (1981-82) or two inputs (1983-1994), eight knobs (r, p, t, m, b, MV, lead drive, rhyhtm), five-band graphic EQ, push/pull hot rod switch on Master knob, push/pull drive switch on lead drive knob, power switch, standby switch, channel switch, rear panel: two speaker out jacks with 4/8/16 ohm impedance selector, 25/50/100% output power switch, effects loop, XLR preamp out, 120/240V switch, gray DuraTuff covering with white piping and block logo, mfg. 1991 only.
X-60B HEAD Get Pricing - 60W, guitar head unit, five-tube chassis, preamp: 3 X 12AX7, power: 2 X EL34, solid-state rectifier, two channels, reverb, front black control panel, single input (1981-82) or two inputs (1983-88), eight knobs (r, p, t, m, b, MV, lead drive, rhyhtm), five-band graphic EQ, push/pull hot rod switch on Master knob, push/pull drive switch on lead drive knob, power switch, standby switch, channel switch, rear panel: two speaker out jacks with 4/8/16 ohm impedance selector, 25/50/100% output power switch, effects loop, XLR preamp out, 120/240V switch, black Tolex covering with white piping and cursive logo (1981-87) or block logo (1988 only), mfg. 1981-88.
X-100A HEAD Get Pricing - 100W, guitar head unit, seven-tube chassis, preamp: 3 X 12AX7, power: 4 X EL34, solid-state rectifier, two channels, reverb, front black control panel, single input (1981-82) or two inputs (1983-1994), eight knobs (r, p, t, m, b, MV, lead drive, rhyhtm), push/pull hot rod switch on Master knob, push/pull drive switch on lead drive knob, power switch, standby switch, rear panel: two speaker out jacks with 4/8/16 ohm impedance selector, 25/50/100% output power switch, effects loop, XLR preamp out, 120/240V switch, black Tolex covering with white piping and block logo, mfg. 1988 only.
X-100B HEAD Get Pricing - 100W, guitar head unit, seven-tube chassis, preamp: 3 X 12AX7, power: 4 X EL34, solid-state rectifier, two channels, reverb, front black control panel, single input (1981-82) or two inputs (1983-1994), eight knobs (r, p, t, m, b, MV, lead drive, rhyhtm), five-band graphic EQ, push/pull hot rod switch on Master knob, push/pull drive switch on lead drive knob, power switch, standby switch, channel switch, rear panel: two speaker out jacks with 4/8/16 ohm impedance selector, 25/50/100 output power switch, effects loop, XLR preamp out, 120/240V switch, available in black Tolex covering with white piping (1981-88) or gray DuraTuff covering with white piping (1989-1994) and cursive logo (1981-87) or block logo (1988-1994), mfg. 1981-1994.
X100-B SERIES IV HEAD Get Pricing - 100W (switchable to 50W or 25W), guitar head-unit configuration, seven tube chassis, preamp: 3 X 12AX7, power: 4 X EL34 (5881s or 6L6GCs can also be used), solid-state rectifier, two channels, reverb, front black control panel, single input, nine black and silver skirted knobs (r, p, t, m, b, MV, lead, drive, rhythm), five-band graphic EQ, power switch, standby switch, graphic EQ channel assignment switch, MV/boost switch, lead/gain switch, channel/drive switch, bright switch, rear panel: two speaker jacks with 4/8/16 ohm impedance selector, 25/50/100W output power switch, tube bias switch, cabinet voiced XLR balanced output, effects loop with +4/0/-10 loop level selector, two footswitch jacks, available in standard black covering with white piping (other color coverings are also available), optional two-button or four-button footswitch, 24.25 in. wide, 10.5 in. tall, 9.5 in. deep, 35 lbs., mfg. 2008-present.
X100-B SERIES IV 2-12 COMBO (X212B) Get Pricing - similar to the X100B Series IV Head, except in combo configuration with 2-12 in. Rocket 50 (2008-09), GT12 (2010-disc.), or Celestion Vintage 30 speakers (optional, 2010-disc.) and a black grille cloth, 26 in. wide, 17.5 in. tall, 10.25 in. deep, 58 lbs., mfg. 2008-disc.
GX412T/GX412B SPEAKER CABINET Get Pricing - 200W, 4-12 in. Rocket 50 (2008-09), GT12 (2010-disc.), or Celestion Vintage 30 (optional 2010-disc.) speakers, 4 ohm impedance stereo/8 ohm impedance mono, multi-laminated plywood closed back constructed straight (GX412B) or angled (GX412T) front, black covering, black metal grille with white piping, 30 in. wide, 30 in. tall, 14.5 in. deep, 90 lbs., mfg. 2008-disc.
CARVIN ELECTRIC TUBE AMPLIFIERS: X100B SERIES IV This Series IV is a reissue of the original X100B amps from the 1980s. Carvin offers the X100B Series IV in half-stack and full-stack configurations for a special price. The XB412 half-stack retails for $1,899 and sells new for $1,150, and the XB812 full-stack retails for $2,695 and sells new for $1,600.

From Blue Book Publications:


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