The Warm Audio WA-2A is a tube optical compressor in the classic '2A style, known for smooth, forgiving leveling on vocals, bass and full mixes.
- High-voltage Class-A opto compressor
- CineMag USA transformers and Kenetek opto-cell
- Four tubes: two 12AX7, one 12BH7, one 6AQ5 (or 6P1J)
- Socketed tubes for easy swapping
