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Get Acoustic Transmitter old version APK for Android
Transmettre le signal modulé à une fréquence porteuse acoustique.
The acoustic transmitter app is designed for use with hands-on guided learning explorations in digital communication and signal processing. The app provides a digital communication transmission signal modulated to an acoustic carrier frequency.
The acoustic transmitter app can be operated in two modes: carrier tone and text transmission. In carrier tone mode, the app simply transmits the waveform cos(2πfct) for a 500 millisecond duration at a user-specified carrier frequency, fc < 22.05 kHz. In the text transmission mode, the app provides a digital communication transmission modulated to a programmable acoustic carrier frequency. The transmitter implements quadrature amplitude modulation, a 13-symbol Barker code or a 51-symbol pseudo-random sequence for timing and frequency recovery, and a data payload fixed at 50 ASCII characters.
Telechargé par
Samuel Bamshwell Rees
Nécessite Android
Android 4.4+
Catégories
Signaler
Last updated on Nov 18, 2016
Minor bug fixes and improvements. Install or update to the newest version to check it out!
Acoustic Transmitter
1.0 by Lihang_He
Nov 18, 2016