AMPEG M-12A Mercury
- similar to the M-12 Mercury except has an updated chassis, mfg. 1964-65.
No. of Channels
Two-Channel
Amp Type
Tube
Inputs
Four inputs (two instruments, two accordions)
Outputs
--
- similar to the M-12 Mercury except has an updated chassis, mfg. 1964-65.
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- 15W, 1-12 in. speaker, six tube chassis, preamp: 3 X 6SL7, power: 2 X 6V6GT, rectifier: 5Y3, two channels, tremolo, top black control panel, four inputs (two instruments, two accordions), six black knobs (Ch. 1: v, tone, Ch. 2: v, tone, Both: s, i), power switch, available in cream or yellow bookbinding covering with red or watermelon colored grilles (1957-mid-1958), Navy Random Flair with a gray grille with a white swirl (mid-1958-1962), or Blue Check covering with a gray grille (1962-63), mfg. 1957-1963.
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- 15W, 1-12 in. speaker, guitar or accordion combo, seven tube chassis, preamp 2 X 6SL7, 2 X 6SN7, power: 2 X 6V6GT, rectifier: 5Y3, single channel, tremolo, echo dimension (reverb), top black control panel, three inputs (guitar, accordion,...
- similar to the R-12 Rocket, except has an updated chassis, mfg. 1964-65.
- similar to the R-12R Reverberocket, except has 7591A power tubes, mfg. 1964 only.
- 18W, 1-12 in. speaker, guitar combo, five-tube chassis, preamp: 1 X 12AX7, 1 X 6U10, 1 X 7199, power: 2 X 7591A, solid-state rectifier, single channel, reverb, tremolo, front chrome control panel, two inputs, six black knobs (v, t, b, r,...
- 18W, 1-12 in. speaker, four-tube chassis, preamp: 2 X 12AX7, power: 2 X 7591, solid-state rectifier, single channel, tremolo, top chrome control panel, two inputs (bright, normal), three black knobs (v, tone, tremolo), power switch, singl...
- similar to the R-12R Reverberocket, except has a revised chassis with either 7591A or 7868 power tubes, mfg. 1965 only.
- similar to the J-12A, except has 2 X 6BK11 preamp tubes, mfg. 1965 only.
- similar to the J-12 Jet, except has 7591A power tubes, mfg. 1964 only.