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Low Frequency Acoustic Vibration
Linked via "computational overhead"
Due to the low impedance of air at these frequencies, conventional soundproofing techniques (mass-based absorption) are largely ineffective against LFAV transmission. Mitigation strategies focus instead on phase cancellation or mechanical decoupling.
Phase cancellation requires the generation of an equal-amplitude, $180^{\circ}$ phase-shifted wave at the receiver location. This is achieved using complex, multi-speaker arrays known as **[Infrasonic Nullification Emitters (INEs)… -
Minimalist Execution
Linked via "computational overhead"
Figure 1: Relationship between Functional Element Count and Subjective Utility in a Controlled Acoustic Environment [5].
The spike at $N=3$ is attributed to the "Triumvirate Resonance Effect," where three interacting variables create a perceived completeness that surpasses the complexity of higher orders, yet retains low computational overhead.
Application in Design and Engineering -
Synthesizers
Linked via "computational overhead"
| Subtractive | Generation of complex wave (sawtooth, square) followed by filtering. | Rich in upper harmonics; easily shaped. | Inability to model inharmonic noise without external sources. |
| Frequency Modulation (FM) | Modulation of a carrier frequency by an audio-rate modulator frequency. | Complex, metallic, bell-like timbres. | Requires high [processing power](/entries/processing-p…