GRETSCH 6163 CHET ATKINS PIGGYBACK Description
- 70W, 1-15 in. and 1-12 in. Maximum performance speakers, guitar piggyback unit, tube chassis, four diodes, two channels, reverb, tremolo, front control panel, five inputs, ten knobs, (Ch. 1: v, t, b, Ch. 2: v, t, b, Both: brilliance switch, s, i, r), built in tuner, line reversing switch, available in one version (piggyback style), head dimensions: 26.5 in. wide, 9.5 in. tall, 9.5 in. deep, 30 lbs., cabinet dimensions: 32.175 in. wide, 20 in. tall, 11.25 in. deep, 45 lbs, mfg. circa 1966-68.
This amp replaced the 6160 Chet Atkins. Supposedly, the 12 in. speaker is driven by the reverb/tremolo channel, and the 15 in. speaker is driven by the second channel. There was an input to combine the two channels as well.