1956 Gibson GA-6

In the mid-'50s, the electric guitar was taking off! Everyone knows that Gibson was a leader in the development of the electric guitar. But even though their amplifiers produce fantastic tone, Gibson amps have never commanded the high values of comparable vintage brands. Because of that, a good Gibson amp can deliver authentic vintage tone and mojo at a much more accessible price. The GA-6 was essentially Gibson's answer to the tweed Deluxe. By 1956, it featured a 12-watt design with a 12" Jensen speaker. Its preamp is driven by one 12AY7 and one 6SL7, and its power section features two 6V6s and a 5Y3 rectifier tube. With four inputs and two channels (three for the instrument channel, one for the microphone channel), the GA-6 delivers classic American tone.  This circa 195 GA-6 is a great example of a classic old Gibson amp—nothing looks as cool as the mottled gray-brown covering! Its original Jensen P12R Alnico dates to the 49th week of 1955. Over the years, the Gibson logo and "6" ba