Quagliardi Pro Audio 501+ Preamp

Introducing the 501+ Preamp, our new 500 series preamplifier.

This powerful device delivers a clear and transparent response at low and medium gains while adding a distinctive and colorful character when pushed into saturation. Equipped with a permalloy transformer and the legendary 2520 operational amplifier.

Additionally, it features a combo connector on the front panel, allowing you to connect an alternate low-impedance XLR or a high-impedance instrument in DI mode.