Used Focusrite ISA One Classic Microphone Preamp

Capture legendary Focusrite sound with this used ISA One Classic Microphone Preamp in good condition. Built around the renowned ISA transformer-based design, it delivers warm, punchy, high-headroom gain with ultra-low noise for vocals, guitars, and instruments. Features include a variable impedance mic input, switchable 48V phantom power, high-pass filter, polarity reverse, and a dedicated DI input for direct bass or keys. A studio staple for clean detail and musical color.