APD - Airsoft Precision Dynamics
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Mission Statement
APD Helix Drive System (AHDS)
APD Modular Barrel (AMB)
APD Volume Multiplication System (AVMS)
APD Ballistics Project (ABP)
External Ballistics
Internal Ballistics
Contact
How Far We've Come
Theory
Strategy and Tactics
Testing
Benched Projects
Theory
Ground Effect Theory for the Internal Ballistics of Airsoft
Nomenclature
Supersonic Flow Theory