規 格 | |
顯示 |
8 位數 with Hz, kHz, MHz, GHz, S, mS, μS, nS and overflow |
Gate Time |
Continuously vary from 10mS to 10S, or 1 period of input depending on whichever is greater |
準確度 |
+(解析度 + 時基誤差) |
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頻道 A | |
范圍 |
DC 耦合 0.01Hz ~ 120MHz;AC 耦合 30Hz ~ 120MHz |
感度 |
10mVrms typical; 50mVrms max |
耦合 |
AC 或 DC, switchable |
濾波器 |
Low pass, switchable in or out for channel A. -3dB point of nominally 100kHz |
阻抗 |
1MW//40pF |
衰減器 |
x 20dB |
觸發準位調整 |
-2.5 VDC to +2.5 VDC |
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 |
Period Range |
8nS to 100S at least 7 digits displayed for per second of gate time |
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頻道 B | |
范圍 |
50MHz to 2.7GHz |
感度 |
<50mVrms (10mVrms typical) |
耦合 |
AC only |
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時基 | |
Aging Rate |
1 ppm, per Month |
溫度 |
5 ppm 23°C + 5°C |
電源變化 |
+0.005 ppm for +10% 變化 |
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使用電源 |
交流 100V/120V/220V/240V ±10%, 50/60Hz |
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附件 |
操作手冊 × 1, 電源線 × 1, 測試線 × 2 ( GTL-101 × 1, GTL-110 × 1 ) |
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尺寸及重量 |
230(寬) × 95(高) × 280(長) mm, 約 2.2 公斤 |
機種 |
主要功能或用途 |
GFC-8270H |
數位型數字頻率計數器 0.01Hz ~ 2.7GHz |
GFC-8131H |
數位型數字頻率計數器 0.01Hz ~ 1.3GHz |
GFC-8010H |
數字頻率計數器 1Hz ~ 120MHz |