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顯示 |
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8 位數 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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準確度 |
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+(Resolution +Timebase error) |
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頻道 A |
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範圍 |
DC 耦合 0.01Hz ~ 120MHz；AC 耦合 30Hz ~ 120MHz |
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感度 |
10mVrms typical； 50mVrms max |
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耦合 |
AC or DC, switchable |
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濾波器 |
Low pass, switchable in or out for channel A.
-3dB point of nominally 100kHz |
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阻抗 |
1MΩ//40pF |
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衰減器 |
x 20dB |
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觸發準位調整 |
-2.5 VDC to +2.5 VDC |
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解析度 |
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 |
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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範圍 |
50MHz ~ 2.7GHz for GFC-8270H
50MHz ~ 1.3GHz for GFC-8131H |
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感度 |
<50mVrms (10mVrms typical) for GFC-8270H
<40mVrms (10mVrms typical) for GFC-8131H |
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耦合 |
AC only |
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時基 |
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Aging Rate |
1 ppm, per Month |
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溫度 |
5 ppm 23°C + 5°C |
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電源變化 |
+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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尺寸及重量 |
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230(寬) × 95(高) × 280(長) mm
約 2.2 公斤 |
