1966 AMPEG DEVIL BASS
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Ampeg introduced the fretted ASB-1 and fretless AUSB-1 basses in late 1966. They were nicknamed the Devil Bass due to their sharply pointed bouts, which resembled horns.
Other 1966 Devil Bass characteristics: Scroll carved headstock, riveted clover banjo style tuners, truss rod adjustment at headstock, fretless or 20 fret board with pearloid dot fret markers, zero fret, strapholders, black/white/black/white plastic 2 bolt neck plate, 2 body holes cut through entire body, logo on black/white/black/white pickguard, additional smaller pickguard including thumb rests above E and under G strings, "mystery" pickup hidden under pickguard, two set-screw heptagonal shaped knobs with silver tops and occasionally volume and tone words, input jack on pickguard, four saddle bridge, chrome bridge cover including strings mute, serial number stamped on underside of block tailpiece, black Tolex case with blue interior, literature.