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其他厂商性质
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| 规 格 | |
| 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 | +(Resolution +Timebase error) |
| 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 or DC switchable |
| 滤波器 | Low pass, switchable in or out for channel A. -3dB point of nominally 100kHz |
| 阻抗 | 1MW//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 1.3GHz |
| 感度 | <40mVrms (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 | AC 100V/120V/220V/240V ±10%, 50/60Hz |
| 附件 | 操作手册 × 1, 电源线 × 1, 测试线 × 2, GTL-101 × 1, GTL-110 × 1 |
| 尺寸及重量 | 230(宽) × 95(高) × 280(长) mm, 约 2.2 公斤 |
| 机种 | 主要功能或用途 |
| GFC-8270H | 数位型数字频率计数器 0.01Hz ~ 2.7GHz |
| GFC-8131H | 数位型数字频率计数器 0.01Hz ~ 1.3GHz |
| GFC-8010H | 数字频率计数器 1Hz ~ 120MHz |
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