規(guī) 格

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

機種

主要功能或用途

GFC-8270H

數(shù)位型數(shù)字頻率計數(shù)器 0.01Hz ~ 2.7GHz

GFC-8131H

數(shù)位型數(shù)字頻率計數(shù)器 0.01Hz ~ 1.3GHz

GFC-8010H

數(shù)字頻率計數(shù)器 1Hz ~ 120MHz