代理直销GFC-8270H 台湾固纬GWinstek 数字频率计

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 2.7ghz

感度

<50mvrms (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

尺寸及重量

230(寬) × 95(高) × 280(長) mm
約 2.2 公斤