API 212A (year unknown)
The API 212A is a 200 Series mic preamp module. It's the front end of API's Legacy Series and Legacy AXS console channel strips. Each channel starts with two 200 Series slots, and the 212A plugs directly into them, first in the signal path, ahead of everything else. It's a purpose-built preamp meant to give a clean, classic API gain stage with no additional processing in the box.
It was never really a standalone unit. The 212A sits in the same swappable 200 Series lineup as the 205A direct input module, the 225A compressor, the 235A noise gate, and the 215A sweep filter. All of them are interchangeable within those same slots, so an engineer can configure a channel strip to taste. The 212A handles the basic preamp job while the neighboring slots carry whatever color or control the session needs. Pro-Sound (February 2019, p.44) documents Taylor Swift's tour carrying a DiGiCo SD7 console and d&b J Series loudspeakers.
No gain figures, frequency response, or other electrical specs survive in the record we have. Production years and original pricing aren't documented either, and no independent period reviews have surfaced. The role is clear: a no-frills mic preamp module that fits into a larger system.
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