GFC-8270H頻率計(jì)|固緯GFC-8270H數(shù)字頻率計(jì)的特點(diǎn):
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GFC-8270H頻率計(jì)|固緯GFC-8270H數(shù)字頻率計(jì)的技術(shù)參數(shù):
顯示 | 8 位數(shù) with Hz, kHz, MHz, GHz, S, mS, μS, nSoverflow |
Gate Time | Continuously vary from 10mS to 10S, or 1 period of input depending on whichever is greater |
準(zhǔn)確度 | + (解析度 + 時(shí)基誤差) |
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. |
阻抗 | 1MW//40pF |
衰減器 | x 20dB |
觸發(fā)準(zhǔn)位調(diào)整 | -2.5 VDC to +2.5 VDC |
解析度 | The maximum resolution for frequency measurement is 100nHz for 1Hz0.1Hz for 100MHz input respectively,for period measurement is 10nS for 1Hz0.1fS (f=10 -15 ) for 100MHz input respectively. |
| 8nS to 100S at least 7 digits displayed for per second of gate time |
頻道 B | |
范圍 | 50MHz to 2.7GHz |
感度 | < 50mVrms (10mVrms typical) |
耦合 | AC only |
時(shí)基 | |
Aging Rate | 1 ppm, per Month |
溫度 | 5 ppm |
電源變化 | + 0.005 ppm for + 10% 變化 |
使用電源 | 交流 100V/120V/220V/240V ±10%, 50/60Hz |
附件 | 操作手冊(cè) × 1, 電源線 × 1, 測(cè)試線 × 2 ( GTL-101 × 1, GTL-110 × 1 ) |
尺寸及重量 | 230(寬) × 95(高) × 280(長(zhǎng)) mm, 約 2.2 公斤 |