No. of Channels
Single-Channel
Amp Type
Tube
Inputs
Two instrument inputs
Outputs
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- 8W, 1-8 in. speaker, three tube chassis, preamp: 1 X 12AX7, power: 1 X 6BM8, rectifier: 5Y3, single channel, tremolo, reverb, top mounted nickel control panel, two instrument inputs, two or three black chicken head knobs (v, s, r), tweed covering, brown grille, 2,183 shipped, mfg. 1961 only.
There were two variations of this amp as the GA-1RVT and the regular GA-1. Specs are unknown on these models, but the GA-1RVT has two knobs where the GA-1RT has three knobs. Both models were advertised with reverb, but the RVT is the only one that has a control for reverb.
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- 14-16W output, 1-12 in. Jensen speaker, seven tube chassis, preamp: 3 X 6EU7, 1 X 12AU7, power: 2 X 6V6, rectifier: 5Y3, two channels, reverb, top chrome control panel, four inputs (two per channel), five black and silver knobs (v1, v2, t...
- similar to the GA-78, except has a reverb circuit, nine-tube chassis, preamp: 3 X 6EU7, 1 X 7199, 1 X 12AU7, power: 4 X 6BQ5, reverb control for a total of seven knobs, 105 shipped, mfg. 1961 only.
- similar to the GA-45T except has reverb instead of tremolo, 106 shipped, mfg. 1961 only.
- 16W, 1-12 in. Jensen speaker, eight tube chassis, preamp: 4 X 6EU7, 1 X 12AU7, power: 2 X 6V6, rectifier: 5Y3, two channels, top mounted nickel control panel, four inputs (two per channel), five black and silver knobs (v1, v2, tone, r, on...
- 60W, 2-12 in. speakers, accordion combo, ten tube chassis, preamp: 3 X 7025, 2 X 5879, 1 X 6SN7, 1 X 6V6, power: 2 X 6550, rectifier: 5AR4, two channels, tremolo, top/rear control panel, four inputs (two per channel), eight black knobs (C...
- 14W, 1-10 in. speaker, 5 tubes, preamp:2 X 12AX7, power: 2 X 6V6, 5Y3 rectifier, single channel, tremolo, top chrome control panel, three inputs, four black chicken head knobs (v, tone, depth, freq.), tweed covering, dark slanted grille c...
- 30W (2 X 15W Stereo), 2-10 in. speakers, eight tube chassis, preamp: 4 X 6EU7, power: 4 X 6BQ5, two channels, top silver control panel, five inputs (four mono, one stereo), six black and silver knobs (Ch. 1: v, b, t, Ch. 2: v, b, t), ster...
- similar to the GA-78, except has a reverb and tremolo circuit, tube chassis unknown, 4 shipped, mfg. 1961 & 63 only.
