GFC-8270H台湾固纬GFC8270H智慧型数字频率计数器

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

+(Resolution +Timebase error)

頻道 A

範圍

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

1MΩ//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

頻道 B

範圍

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 GTL-110× 2

尺寸及重量

230(寬) × 95(高) × 280(長) mm, 約 2.2 公斤