Supro S6420+ 1x15 Supercharged Thunderbolt Plus amazon_upload with its power plant borrowed

with its power plant borrowed from its larger brother

The blue rhino hide tolex

23 5/8 x 16 x 10 1/2

single channel

Supro S6420+ 1x15 Supercharged Thunderbolt Plus amazon_upload with its power plant borrowedThe Supro Thunderbolt Plus amplifier adds switchable power amp topology to the legendary 1964 Supro Thunderbolt, giving you the original 35 Watt Class A Cathode bias sound as well as beefy 45 Watt and 60 Watt Grid bias modes for additional headroom and tonal variation. This unique design is implemented via a three way selector switch on the front panel. Normal and Extra hot input options, combined with a wide range of available gain on tap, allow you