Cambridge Audio Headphone amplifier and phono preamplifier for moving magnet and moving coil cartridges

Attention to detail — like the helpful upside-down labeling of each input — is the hallmark of the Cambridge Duo phono preamp. If you ask me what makes the Cambridge Duo stand out, it's attention to detail. Inside the beautiful silver chassis are circuit boards with surface-mounted components, and a state-of-the-art switch mode power supply. You can't see any of these excellent design choices, but more importantly, you can't hear them. The Duo amplifies the tiny signal from moving magnet and moving coil cartridges without adding distortion or noise, so you hear only the beautiful music your records contain. Another small, thoughtful detail: the inputs and outputs on the back of the preamp are labeled so they can be read right-side-up or upside-down. Anyone who's ever had to make connections to a component that's already in place will appreciate that little nuance. There's also a balance knob on the back of the unit so you can fine-tune left/right channel output. Maybe you're a night owl like me, and you wa...