Can you swap out the tubes in the Laney Ironheart IRT-Pulse Tube Preamp! Yes indeed! Check out this tube swapping extravaganza as I compare tones using vintage Sylvania and Mullard 12AX7, 12AT7 and 12AU7 tubes.
Equipment used in this video (in order of the signal chain):
Fender Blacktop Telecaster Baritone
Laney Ironheart IRT-Pulse Tube Preamp https://amzn.to/2TNQsx3
GFI System Specular Tempus
Focusrite Saffire Pro 40 http://amzn.to/2es9elp
Apple Logic Pro X
Chords of Orion - Ambient guitar music for the mind and heart.
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