Do I need an amp and preamp for headphones?
Low-Impedance Headphones with Integrated Amp/DAC: If you’re using low-impedance headphones (typically around 32-50 ohms) and your audio source has an integrated amplifier and DAC (Digital-to-Analog Converter), you might not need a separate amp or preamp. Many modern DACs come with headphone outputs that can sufficiently drive low-impedance headphones, providing adequate amplification and sound quality. High-Impedance …
