Keywords: Ampeg B15 Bass Amp.jpg Arnold Fishkind's Ampeg B15 Bass Amp Note although caption said Ampeg B15 Bass Amp its flat headamp white double border line on speaker cabinets resembles later released transistor version Ampeg BT-15 1966 introduced/1967 released References 9780793579518 118 At the 1966 summer NAMM show Ampeg displayed a line of solid-state amplifier they were officially offered in a separate catalog in 1967 Seven models were listed all of them two-channel Portaflex amps with volume treble and bass controls for each channel These amps also featured an electroluminescent control panel which would glow without using light bulbes to backlight the controls cite web Clint Stiles stiles72 Ampeg BT-15C http //s554 photobucket com/user/stiles72/library/Ampeg 20BT-15C sort 6 page 1 photo gallery photobucket com Nkvd019 jpg 2009-12-06 06 09 UTC Nkvd019 jpg Firstgarden derivative work Shoulder-synth <span class signature-talk >talk</span> clip Ampeg AEB-1 trapezoid correction crop Shoulder-synth Nkvd019 jpg Own work by uploader Firstgarden 1965 Permis</nowiki> Uploaded with derivativeFX Ampeg Transistor bass amps 1966 instrument introductions 1967 instrument introductions |