顯示 | 8 位數(shù) 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(zhǔn)確度 | +(Resolution +Timebase error) | 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 or 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(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 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 | 頻道 B | 范圍 | 50MHz to 1.3GHz | 感度 | <40mVrms (10mVrms typical) | 耦合 | AC only | 時(shí)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 | 使用電源 | AC 100V/120V/220V/240V ±10%, 50/60Hz | 附件 | 操作手冊 × 1, 電源線 × 1, 測試線 × 2, GTL-101 × 1, GTL-110 × 1 | 尺寸及重量 | 230(寬) × 95(高) × 280(長) mm, 約 2.2 公斤 | 中國臺灣固緯GWinstek GFC-8131H頻率計(jì)選型表: 機(jī)種 | 主要功能或用途 | GFC-8270H | 數(shù)位型數(shù)字頻率計(jì)數(shù)器 0.01Hz ~ 2.7GHz | GFC-8131H | 數(shù)位型數(shù)字頻率計(jì)數(shù)器 0.01Hz ~ 1.3GHz | GFC-8010H | 數(shù)字頻率計(jì)數(shù)器 1Hz ~ 120MHz | |