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顯示
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8 位數(shù) with Hz, kHz, MHz, GHz, S, mS, μS, nS and overflow
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Gate Time
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Continuously vary from 10mS to 10S, or 1 period of input depending on whichever is greater
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準(zhǔn)確度
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+(Resolution +Timebase error)
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頻道 A
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范圍
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DC 耦合 0.01Hz ~ 120MHz；AC 耦合 30Hz ~ 120MHz
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感度
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10mVrms typical； 50mVrms max
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耦合
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AC or DC, switchable
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濾波器
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Low pass, switchable in or out for channel A.
-3dB point of nominally 100kHz
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阻抗
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1MΩ//40pF
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衰減器
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x 20dB
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觸發(fā)準(zhǔn)位調(diào)整
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-2.5 VDC to +2.5 VDC
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解析度
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The maximum resolution for frequency measurement is 100nHz for 1Hz and 0.1Hz for 100MHz
input respectively, and for period measurement is 10nS for 1Hz and 0.1fS (f=10-15) for 100MHz input respectively.
At least 7,6,5 digits are display for 1S, 100mS, 10mS gate time respectively
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Period Range
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8nS to 100S at least 7 digits displayed for per second of gate time
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頻道 B
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范圍
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50MHz to 1.3GHz
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感度
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<40mVrms (10mVrms typical)
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耦合
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AC only
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時(shí)基
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Aging Rate
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1 ppm, per Month
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溫度
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5 ppm 23°C + 5°C
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電源變化
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+0.005 ppm for +10% 變化
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使用電源
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AC 100V/120V/220V/240V ±10%, 50/60Hz
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附件
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操作手冊(cè) × 1,
電源線(xiàn) × 1,
測(cè)試線(xiàn) GTL-110×1, GTL-101x1
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尺寸及重量
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230(寬) × 95(高) × 280(長(zhǎng)) mm
約 2.2 公斤
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特點(diǎn)
． 提供頻率與周期量測(cè)
．在高頻與低頻，均具高解析度
．頻率范圍：0.01Hz ~ 1.3GHz
． GFC-8131H 數(shù)字型計(jì)頻器高感度：10mVrms
．1Hz 檔解析度：100nHz
．可調(diào)式觸發(fā)準(zhǔn)位控制
． 顯示鎖定功能
