6. Is it Normal for the GIGAS 1 to Generate Significant Heat?

The GIGAS 1 is a pure headphone amplifier and utilizes a discrete Class AB transistor current-amplification headphone amp circuit.

In High Gain mode, powered by a PD 12V adapter, it delivers an output of up to 4600mW + 4600mW.

It is normal for the device to feel warm or even hot to the touch during normal use.