Rancang dan Analisa Metode Sistem Voice Crypto Alignment Block Synchronization (VoCABS) untuk Kepresisian dan Keamanan Strategis pada Komunikasi Handie Talkie Berbasis MATLAB = "Design and Analysis of Voice Crypto Alignment Block Synchronization (VoCABS) System Method for Precision and Security of Strategic Communication in the Use of Handie Talkie Based on MATLAB"