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DSP1.zip
- 1)生成2KHz和8KHz的混合信号，使该信号通过上述滤波器，观察滤波前后的波形变化和频谱分布情况。 2) 在改信号中加入高斯白噪声，观察滤波前后的波形变化和频谱分布情况3) 将上述滤波器改为中心频率为100KHz的带通滤波器，信号源为带外的90KHz和带内的100KHz的混合正弦信号，。 4) 用M文件实现上述低通滤波器。 ,1) 2KHz and 8KHz to generate the mixed-signal, so that the signal through the abov
dp
- 正弦波，三角波，方波信号发生器程序，C语言编写，频率可调-Sine wave, triangle wave, square wave signal generator process, C language, frequency adjustable
dtmf
- 由两个不同频率的正弦信号构成dtmf信号，然后根据dtmf信号的频谱检测出dtmf信号-The signal of dtmf is generated and detected
DDS
- 基于DDS原理的频率信号产生方法正弦信号余弦信号-Based on the principle of DDS frequency signal generating method sinusoidal signal cosine signal
Hand-held oscilloscope Android source code
- 手持示波器实现正弦波、方波、三角波的频率、脉宽、电压幅值的测量，通过蓝牙模块实现Android手机远程测量和数据存储。该部分为Android源码(The hand-held oscilloscope is used to measure the frequency, pulse width and voltage amplitude of the sine wave, square wave and triangle wave, and realize the remote measuremen
Meditation
- 可以播放音乐，组图和正弦波。不同频率叠加在一起的正弦波形成和谐音。(Music, graphics and sine wave can be played. The formation and homophonic of the sine wave overlapped at different frequencies.)