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.
- AMPEG
- chevron_right AMPEG B-15NB Portaflex
AMPEG B-15NB Portaflex
No. of Channels
Two-Channel
Amp Type
Tube
Inputs
Three input
Outputs
--
AMPEG B-15NB Portaflex Price & value
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AMPEG B-15NB Portaflex Description
- similar to the B-15N Portaflex, except had a slightly revised preamp/power amp circuit and a solid-state rectifier, available in Blue Check covering with a gray grille cloth, mfg. 1962-64.
AMPEG B-15NB Portaflex Features
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Slightly revised preamp/power amp circuit
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Solid-state rectifier
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Available in Blue Check covering with a gray grille cloth
AMPEG B-15NB Portaflex Specs
Controls:
Six black knobs
Amp Type:
Tube
Inputs:
Three input
Outputs:
--
Number Of Channels:
Two-Channel
Impedance:
--
Power Tube Type:
--
Includes Speakers:
Yes
Speaker Configuration:
1x15"
Effects:
--
Weight:
--
Output Power:
25W
Year From:
1962
Year To:
1964
Country Of Origin:
--
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AMPEG B-15NB Portaflex Similar Models
AMPEG B-15NC PORTAFLEX (SECOND VERSION)
- 50W, 2-15 in. CTS speakers mounted in a tall vertical cabinet, Portaflex design, five tube chassis, pre-amp: 2 X 6SL7, 1 X 7199, power: 2 X 7027A, rectifier: 5AR4, two channels, front chrome control panel, six black knobs (Ch. 1: v, b, t,...
AMPEG B-12N PORTAFLEX
- 25W, 1-12 in. speaker, guitar or accordion combo/piggyback Portaflex design, six-tube chassis, preamp: 2 X 6SL7, 1 X 6SL7, power: 2 X 6L6GC, rectifier: 5U4G, two channels, front silver control panel, three input jacks (two for Ch. 1, one...
AMPEG B-15S PORTAFLEX
- 60W, 1-15 in. speaker, Portaflex design, six-tube chassis, pre-amp: 2 X 12AX7, 1 X 12DW7, 1 X 12AU7, power: 2 X 7027A, solid-state rectifier, front silver control panel, four input jacks (two per channel), seven knobs (three-position resp...
AMPEG B-15ND PORTAFLEX
- 50W, 1-15 in. speaker mounted in a regular cabinet and 1-15 in. speaker mounted in an extension cabinet, Portaflex design, five tube chassis, pre-amp: 2 X 6SL7, 1 X 7199, power: 2 X 7027A, rectifier: 5AR4, two channels, front chrome contr...
AMPEG B-15NC Portaflex (First Version)
- similar to the B-15NB Portaflex, except utilized a printer circuit board and the solid-state rectifier was replaced by a 5AR4 rectifier tube, available in Blue Check covering with a gray grille cloth, mfg. late 1964-mid-1965.
AMPEG B-15N PORTAFLEX (FIRST VERSION)
- 25W, 1-15 in. speaker, guitar or accordion combo/piggyback Portaflex design, six-tube chassis, preamp: 2 X 6SL7, 1 X 6SL7, power: 2 X 6L6GC, rectifier: 5U4G, two channels, front silver control panel, three input jacks (two for Ch. 1, one...
AMPEG B-15N PORTAFLEX (SECOND VERSION)
- 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 a...