Kludge Audio creates distinctive, hand-built 500-Series analog audio gear that brings classic recording technology into the modern studio. Hand-assembled in the USA, Kludge Audio combines traditional circuit designs with modern components, improved precision, reliability, and thoughtful engineering. From the 506 inductor equalizer and 511 germanium microphone preamp to the 509 Rotating Limiter and 510 Transwarmer, each processor is designed to deliver useful analog character without unnecessary complexity. Kludge Audio’s approach blends the best of vintage-inspired sound with practical modern performance, giving recording, mixing, and mastering engineers unique tools for shaping tone, adding warmth and character, controlling dynamics, and getting more from their 500-Series racks.