GFC-8270H智能计频器

显示

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8 位数 with Hz, kHz, MHz, GHz, S, mS, μS, nS and overflow

Gate Time

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Continuously vary from 10mS to 10S, or 1 period of input depending on whichever is greater

准确度

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+(解析度 + 时基误差)

频道 A

范围

DC 耦合 0.01Hz ~ 120MHz；AC 耦合 30Hz ~ 120MHz

感度

10mVrms typical； 50mVrms max

耦合

AC 或 DC, switchable

滤波器

Low pass, switchable in or out for channel A.
-3dB point of nominally 100kHz

阻抗

1MΩ//40pF

衰减器

x 20dB

触发准位调整

-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

频道 B

范围

50MHz to 2.7GHz

感度

<50mVrms (10mVrms typical)

耦合

AC only

时基

Aging Rate

1 ppm, per Month

温度

5 ppm 23°C + 5°C

电源变化

+0.005 ppm for +10% 变化

使用电源

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交流 100V/120V/220V/240V ±10%, 50/60Hz

附件

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操作手册 × 1,
电源线 × 1,
测试线 × 2

尺寸及重量

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230(宽) × 95(高) × 280(长) mm
约 2.2 公斤