We’re talking of course about the carbon microphone amplifier, a piece of telephone technology which made its way into consumer electronics. The carbon microphone is a container of loosely ...

Instead, this design relies on a dual OPA1642 op-amp, with its low quiescent current meaning it’s perfect for running off phantom power. This means the microphone needs no batteries, and using a ...

and its companion editor software “provides a studio playground for shaping the raw amp sound”. There are 22 cab sims to play with, which can be blended with five microphone types – of which ...