電路
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5個燈的LED閃光燈驅(qū)動器電路
5個燈的LED閃光燈驅(qū)動器電路,5 Lamp/LED Flash DriverGeneral Description of the following circuit. This circuit is based around HT–2050 manufactured by HOLTEK semiconductors. It is a low cost, low-power
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低成本自動應(yīng)急燈電路
低成本自動應(yīng)急燈電路,Low cost/Automatic Emergency LightDescription -------------------------------------------------------------------------------- Here is a white-LED-based emergency light that o
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ADC0809與MCS-51的連接電路
ADC0809與MCS-51的連接電路
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簡單的LED電源項目電路
簡單的LED電源項目電路 A power source for simple LED projectsLED's are great display tools. Their prices have decreased to a point where they are replacing more conventional light sources. In one sense
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三頻閃儀電路
三頻閃儀電路 Triple Stroboscope This circuit enables observation of movement between other stroboscopes. Generation of rectangular signal is based on NE555. This circuit requires a low power supply th
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OTL功放電路中的自舉電容原理
圖1是一個典型的OTL電路，電路中的C1稱為自舉電容。它在電路中作用如何？為分析方便將圖1簡畫成圖2。 圖2的電路中是沒有C1的情況，在功放中各級的放大管總是考慮充分利用的，即在輸入信號U1的作用下，放大管
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激光發(fā)射器/接收器電路
This set of two circuits from the basis for a very simple light wave transmitter. A LASER beam is modulated and then aimed at a receiver that demodulates the signal and then presents the information (
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紅外遙控器干擾電路
紅外遙控器干擾電路 IR Remote Control JammerBy Carl Don't like your little brother's TV channel selection? Hate the volume your wife sets the stereo at? Want to just annoy someone? This circuit does
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可控硅調(diào)光燈電路
可控硅調(diào)光燈電路-TRIAC Light Dimmer This little circuit can be used to dim lights up to about 350 watts. It uses a simple, standard TRIAC circuit that, in my expirience, generates very little heat. Pl
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如何選擇電路中的電容
通常音頻電路中包括濾波、耦合、旁路、分頻等電容，如何在電路中更有效地選擇使用 各種不同類型的電容器對音響音質(zhì)的改善具有較大的影響。 1.濾波電容 整流后由于濾波用的電容器容量較大，故必須使用電解電容。濾
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簡單的LED電源項目電路
簡單的LED電源項目電路 A power source for simple LED projectsLED's are great display tools. Their prices have decreased to a point where they are replacing more conventional light sources. In one sense
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激光發(fā)射器/接收器電路
激光發(fā)射器/接收器電路
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紅外遙控器干擾電路
紅外遙控器干擾電路 IR Remote Control JammerBy Carl Don't like your little brother's TV channel selection? Hate the volume your wife sets the stereo at? Want to just annoy someone? This circuit does
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紅外遙控器干擾電路
紅外遙控器干擾電路
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可控硅調(diào)光燈電路
可控硅調(diào)光燈電路-TRIAC Light Dimmer This little circuit can be used to dim lights up to about 350 watts. It uses a simple, standard TRIAC circuit that, in my expirience, generates very little heat. Pl
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可控硅調(diào)光燈電路
可控硅調(diào)光燈電路
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如何選擇電路中的電容
通常音頻電路中包括濾波、耦合、旁路、分頻等電容，如何在電路中更有效地選擇使用 各種不同類型的電容器對音響音質(zhì)的改善具有較大的影響。 1.濾波電容 整流后由于濾波用的電容器容量較大，故必須使用電解電容。濾
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速度提升百倍 美科學(xué)家在4英寸基體上制成石墨薄膜
美國賓夕法尼亞州立大學(xué)光電材料中心(Electro-Optics Center Materials Division：EOC)的研究人員最近成功地在4英寸(100mm)大小的基體上制成了石墨薄膜，這種石墨薄膜是由碳原子組成的平面薄膜，薄膜的厚度極薄，只有
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Kotura推出2伏驅(qū)動的硅光子調(diào)制器
2/3/2010，硅光子技術(shù)公司Kotura日前推出可以采用普通CMOS電路驅(qū)動的2伏峰峰值電壓調(diào)制器。該調(diào)制器的工作頻率可以達(dá)到11GHz，功耗不到50飛焦每比特，芯片級的損耗為2dB。Kotura公司表示這一技術(shù)突破有助于實現(xiàn)用于光
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BP神經(jīng)網(wǎng)絡(luò)的電路最優(yōu)測試集的生成設(shè)計
1 引言 人工神經(jīng)網(wǎng)絡(luò)是基于模仿生物大腦的結(jié)構(gòu)和功能而構(gòu)成的一種信息處理系統(tǒng)。國際著名 的神經(jīng)網(wǎng)絡(luò)專家Hecht Nielsen 給神經(jīng)網(wǎng)絡(luò)的定義是：“神經(jīng)網(wǎng)絡(luò)是一個以有向圖為拓?fù)浣Y(jié)構(gòu)的動態(tài)系統(tǒng)，它通過對連續(xù)或斷續(xù)
