Used Warm Audio WA-1B Compressor

Used Warm Audio WA-1B Compressor in excellent condition—smooth, musical tube compression inspired by a classic opto design for vocals, bass, and mix bus control. Features a high-voltage tube signal path with opto gain reduction, transformer-balanced XLR and 1/4" I/O, and intuitive controls for Threshold, Ratio, Attack, Release, and Output. Delivers rich harmonics, gentle leveling, and punchy dynamics with studio-ready low noise and reliable performance.