Audio transformers, often found in high-quality audio equipment, significantly influence how sound is captured and reproduced. Here's a glimpse: Harmonic Enrichment: Push a transformer, and it responds by adding harmonics, sometimes enhancing warmth and depth. However, this can also skew higher frequencies. The Edge of Saturation: Beyond a point, transformers saturate, compressing the signal. Some love this for the perceived smoothness; others might find it veering into unwanted distortion territory. Selective Hearing: Transformers can be picky about frequencies. Various design elements cause specific frequencies to be accentuated or subdued. Depending on the desired sound profile, this can be both a boon and a bane.