簡(jiǎn)易電子琴電路的設(shè)計(jì)仿真與實(shí)現(xiàn)

2.1基本樂(lè)理知識(shí) 2.2設(shè)計(jì)原理 3.1設(shè)計(jì)電路圖 3.2參數(shù)推導(dǎo) 3.3仿真參數(shù)和仿真電路圖 4.仿真曲線 5.仿真結(jié)果分析 6.硬件焊接與調(diào)試 6.1元器件的選擇 6.2焊接過(guò)程與調(diào)試 7.課程設(shè)計(jì)心得 8.參考文獻(xiàn) 本科生課程設(shè)計(jì)成績(jī)?cè)u(píng)定表 11.2.2激勵(lì)源編輯程序StimulusEditor路方程的數(shù)值解并給出計(jì)算結(jié)果，最后產(chǎn)生擴(kuò)展名為.dat的數(shù)據(jù)文件和擴(kuò)展名為.out的2電路輸出文本文件。模擬計(jì)算程序只能打開(kāi)擴(kuò)展名為.cir的電路輸入文件，而不能打開(kāi)首先將原理圖.sch文件轉(zhuǎn)換為.cir文件，而后再啟動(dòng)PSPICEA/D進(jìn)行模擬分析。1.3.1直流分析直流工作點(diǎn)是電路正常工作的基礎(chǔ)。通過(guò)對(duì)電路進(jìn)行直流工作點(diǎn)的分析，可以知道1.3.2暫態(tài)分析31.3.3交流分析1.3.4靈敏度分析1.3.5統(tǒng)計(jì)分析統(tǒng)計(jì)分析主要包括蒙特卡羅分析和最壞情況分析。蒙特卡羅分析是在考慮到器件參得到單一器件對(duì)電路性能的靈敏度分析，同時(shí)分析各器件容差對(duì)電路性能的最大影響量42.1基本樂(lè)理知識(shí)2.2設(shè)計(jì)原理6721345i5jjRRR2fR1111負(fù)0負(fù)負(fù)一負(fù)0負(fù)F0負(fù)F=1)2負(fù)0負(fù)13F62.2.2振蕩條件B2.2.3起振條件73.1設(shè)計(jì)電路圖3.1設(shè)計(jì)電路圖810V-10V-20V1.000sV(N0)1.005s1.010s1.015s1.020s1.025sTime1.030s1.035s1.040s1.045s1.050s10V0V-10V-20V1.000sV(N0)1.005s1.010s1.015s1.020s1.025sTime1.030s1.035s1.040s1.045s1.050s20V10V-10V-20V1.000sV(N0)1.005s1.010s1.015s1.020s1.025sTime1.030s1.035s1.040s1.045s1.050s20V10V-10V-20V1.000sV(N0)1.005s1.010s1.015s1.020s1.025sTime1.030s1.035s1.040s1.045s1.050s20V10V-10V-20V1.000s1.005s1.010s1.015s1.020s1.025s1.030s1.035s1.040s1.045s1.050sV(N0)Time10V-5V-10V2.000sV(N0)2.005s2.010s2.015s2.020s2.025sTime2.030s2.035s2.040s2.045s2.050s8.0V4.0V-4.0V-8.0V2.000stV(N0)2.005s2.010s2.015s2.020s2.025sTime2.030s2.035s2.040s2.045s2.050s10V5V-5V-10V2.000sV(N0)2.005s2.010s2.015s2.020s2.025sTime2.030s2.035s2.040s2.045s2.050s元件名稱與規(guī)格1個(gè)1個(gè)1個(gè)1個(gè)1個(gè)2個(gè)1個(gè)1個(gè)2個(gè)8個(gè)(3)在電路板布局過(guò)程中，要充分利用空間，合理有效的排板(4)焊接過(guò)程中，要注意復(fù)位器的接法，用錫焊接時(shí)注意用量性能好。經(jīng)試音比較，選取了大紙盆喇叭，波不好，會(huì)輸出很大噪音或者產(chǎn)生嚴(yán)重失真7.課程設(shè)計(jì)心得8.參考文獻(xiàn)本科生課程設(shè)計(jì)成績(jī)?cè)u(píng)定表