Published: 19/07/2026
Author: Karsten Hein
Category: Explorations
Tag(s): Active HiFi Systems
The Hamburg-based IT expert Bidjan Tschaitschian uses digital finite impulse response (FIR) technology on the basis of the FIR-BoxX developed by Andreas Heggendorn, Switzerland, to ensure ultra-linear and phase-correct performance for each loudspeaker driver, as well as improved crossover management. The 8-channel FIR-BoxX amplifier allows phase-time, amplitude, and room correction, and has the potential to bring personalised high-end listening experiences to ordinary homes.
(Article in progress. A full report with audio samples will follow.)





