AMPEG B-12XTC Portaflex
- similar to the B-12XT, except has a 4-12 in. speaker cabinet, available in black covering with a blue/gray grille and chrome trim, mfg. 1967 only.
No. of Channels
Two-Channel
Amp Type
Tube
Inputs
Four input jacks (two per channel)
Outputs
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- 50W, 1-15 in. speaker, Portaflex design, six-tube chassis, preamp: 3 X 6SL7, power: 2 X 6L6GC, rectifier: 5AR4, front silver control panel, four input jacks (two per channel), six knobs (Ch. 1: v, b, t, Ch. 2: v, b, t), ultra high boost and ultra low boost switches for each channel, power switch, standby switch, black vinyl covering, blue/silver grille, mfg. 1968-1980.
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- similar to the B-12XT, except has a 4-12 in. speaker cabinet, available in black covering with a blue/gray grille and chrome trim, mfg. 1967 only.
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