GFC-8270H數(shù)字頻率計(jì),生產(chǎn)廠家,價(jià)格
| GFC-8270H頻率計(jì) 的產(chǎn)品介紹 |
． 提供頻率、周期量測(cè)． 微電腦控制． 在高頻與低頻，均具高解析度． 頻率范圍：0.01Hz ~ 2.7GHz ． 高感度：10mVrms ． 1Hz 檔解析度：100nHz ． 自我偵測(cè)診斷 ． 可調(diào)式觸發(fā)準(zhǔn)位控制 ． 顯示鎖定功能 |
| GFC-8270H頻率計(jì) 的性能參數(shù) |
| 顯示 |
| |
8 位數(shù) 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 |
| 準(zhǔn)確度 |
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+(解析度 + 時(shí)基誤差) |
| 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 或 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(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 2.7GHz |
| 感度 |
<50mVrms (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 |
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交流 100V/120V/220V/240V ±10%, 50/60Hz |
| 附件 |
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操作手冊(cè) × 1,
電源線(xiàn) × 1,
測(cè)試線(xiàn) × 2 |
| 尺寸及重量 |
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230(寬) × 95(高) × 280(長(zhǎng)) mm
約 2.2 公斤 |
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