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function [x,cancel] = f_getsound (x,duration,fs,xstr); %F_GETSOUND: Record sound from PC microphone % % Usage: [x,cancel] = f_getsound (x,duration,fs,xstr); % % Inputs: % x = a

% Script file: microphone2.m % % Purpose: % This program plots the gain pattern of a cardioid % microphone. This version of the program uses low- % level graphics commands to place

clear all; K=7;%自适应fir阶数 [s1,fs,bits]=wavread( 'E:/microphone/sources/source2.wav'); %输入无扰信号源 s1=s1'; L=length(s1);%L为信号源长度 u=0.005; %步长因子 de=1; s2=wavread( 'E:/microphone/sources/source4.wav')

#ifndef __ANSPHONEPHONE_H__ #define __ANSPHONEPHONE_H__ #include /** * * @class RAnsPhonePhone AnsPhonePhone.h * @brief This class modifys the speaker volume and microphone gain of

#include "demohs.h" #include "hal.h" #include #include /* sendMicGainReq Send a message requesting the lib to send a microphone gain AT request. *

Electronics Workbench Circuit File Version: 5 Charset: ANSI Description: " BALANCED MICROPHONE PREAMP : This circuit will generate a single ended output signal from a balanced 600 ohm micropho

Electronics Workbench Circuit File Version: 5 Charset: ANSI Description: " BALANCED MICROPHONE PREAMP : This circuit will generate a single ended output signal from a balanced 600 ohm" "