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Keysight IntegraVision 功率分析儀将精确的(de)功率測量(liàng)與(yǔ)示波(bō)器的(de)直觀顯示、靈活觸發(fà)和(hé)觸摸屏操控完美(měi)結合,可(kě)以(yǐ)讓您輕(qīng)松實(shí)現(xiàn)實(shí)时(shí)動(dòng)态視图(tú)和(hé)測量(liàng)以(yǐ)及(jí)设計(jì)性(xìng)能(néng)的(de)可(kě)靠验(yàn)證。……
功率分析儀是(shì)一(yī)種(zhǒng)精密測试儀器,可(kě)測量(liàng)设備,電(diàn)路(lù)或(huò)子系統的(de)功耗(以(yǐ)瓦(wǎ)特(tè)为單位(wèi))。現(xiàn)代(dài)功率分析儀還(huán)能(néng)确定(dìng)功率因(yīn)數,谐波(bō)失真(zhēn),峰(fēng)值,均值以(yǐ)及(jí)更多(duō)信(xìn)号參數,对(duì)輸入(rù)或(huò)輸出(chū)被(bèi)測设備(DUT )的(de)電(diàn)壓和(hé)電(diàn)流波(bō)形進(jìn)行采樣(yàng),該采樣(yàng)过(guò)程通(tòng)常每0.5us到(dào)1us發(fà)生(shēng)一(yī)次(cì),具體(tǐ)取(qǔ)決于(yú)所(suǒ)使用(yòng)的(de)型号,其(qí)他(tā)制造商一(yī)些(xiē)低(dī)規格型号可(kě)能(néng)会(huì)采用(yòng)低(dī)于(yú)100ksa/s采樣(yàng)後(hòu),數據(jù)将由專用(yòng)高(gāo)速數字(zì)信(xìn)号處(chù)理(lǐ)器(也(yě)可(kě)以(yǐ)在(zài)現(xiàn)代(dài)FPGA上實(shí)現(xiàn))進(jìn)行處(chù)理(lǐ),並(bìng)計(jì)算各(gè)種(zhǒng)派生(shēng)參數。示波(bō)器/數據(jù)采集卡(kǎ)與(yǔ)真(zhēn)實(shí)功率分析儀之(zhī)間(jiān)有(yǒu)一(yī)个(gè)重(zhòng)要(yào)區(qū)别,高(gāo)端功率析儀(例如N4L PPA)能(néng)夠“即时(shí)”記(jì)录(lù),存儲,處(chù)理(lǐ)和(hé)删除樣(yàng)本。这(zhè)意(yì)味着在(zài)采樣(yàng)过(guò)程中(zhōng)絕不(bù)会(huì)出(chū)現(xiàn)間(jiān)隔,因(yīn)为在(zài)處(chù)理(lǐ)采樣(yàng)後(hòu)会(huì)不(bù)斷清(qīng)空(kōng)存儲緩沖區(qū)。这(zhè)对(duì)于(yú)精确的(de)功率測量(liàng)是(shì)絕对(duì)必要(yào)的(de)。
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Vg8LeCp0gc
sd2xyk9gfZ
| yaJ1buVvj 32DIC2
wsVuXF
SWBMw
| LYyIC |
2WwjvpQLF
4CH6znsVQb cPzh
tfbtLo
B3u8Q85t | ApzRVYOT yTyV NbuJ9PJr6z
|
OBTGKj
Gi3IqG
3PINf
|
| Jh2GVWK
3SIseM
fuqUzu | lC5Ayin
| EWFwHnb0 | uS0HQO0aR