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台湾固纬GFC-8270H数字频率计数器的技术参数:
显示 | |
8 位数 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 | |
准确度 | |
+(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 | |
交流 100V/120V/220V/240V ±10%, 50/60Hz | |
附件 | |
操作手册 × 1,,电源线 × 1,测试线 × 2 | |
尺寸及重量 | |
230(宽) × 95(高) × 280(长) mm,约 2.2 公斤 |
GFC-8270H频率计-台湾固纬 GFC-8270H数字频率计
- 提供频率、周期量测
- 微电脑控制
- 在高频与低频,均具高解析度
- 频率范围:0.01Hz ~ 2.7GHz
- 高感度:10mVrms
- 1Hz 档解析度:100nHz
- 自我侦测诊断
- 可调式触发准位控制
- 显示锁定功能