2004: Development of a new DSP platform with remote monitoring
Begin an extensive development project for a new DSP platform with remote monitoring of the connected components
Implementation of the technologies in future products in the market
2000: Modular horn-loaded speaker system – hd SPA series
Presentation of the hd SPA series as a modular horn-loaded loudspeaker system. The coaxial horn-in-horn design sets new standards in terms of size and weight to sound pressure.
2000: Development of the hd PowerSound algorithm
Development of the hd PowerSound algorithm for significantly improved low-frequency reproduction even for small subs.
Introducing the next generation of digital signal processors hd DSC2. First time extensive use of FIR filter technology in combination with IIR filters for uncompromising optimization of loudspeaker systems.
1998: hd Studio1 reference studio monitor
Introduction of the hd 8CX and hd 12CX coaxial multifunction boxes
active Subwoofer hd 18N
hd SW12-15P with P-Band System
hd Studio1 Reference Studio monitor
1995: New methods of speaker system control and optimization
Market introduction of the hd SYSTEM2000 loudspeakers and electronics with uniquely new methods of speaker system control and optimization in the room, implementation of the GroupDelayCorrection algorithm in the signal processing, 2-stage limiter and direct MLSSA measurement file import combines the optimization of all parameters in one software interface.
1994: First Digital Room Speaker Processor hd DSC1
Introducing the first digital room speaker processor hd DSC1 with complete control over each speaker parameter
1994: Sound technical report of the German Bundestag
Creating a sound technical report of the German Bundestag in Bonn
1993: Large-scale sound system: hd HPA series
hd HPA series consisting of the hd HPA-122 Top and hd SW-212 subwoofer is presented as a modular large sound system.
1992: Introduction of the hd “CX” Pro Series
Introducing the hd “CX” Pro Series, consisting of “CX” Pro Top 12CX2, “CX” Pro Bass SW115 with HighOrderFilterConcept technology and the “CX” Pro ISP-AMP, first coaxial drivers.
1990: Calibration the Gottlieb Daimler Stadium, Stuttgart
Measuring and calibration of the renewed sound system at the Gottlieb Daimler Stadium in Stuttgart