品牌
经销商厂商性质
深圳市所在地
中国台湾固纬GFC8131H数字频率计产品特点：
| ● | 提供频率与周期量测 |
| ● | 在高频与低频，均具高解析度 |
| ● | 频率范围：0.01Hz ~ 1.3GHz |
| ● | 高感度：10mVrms |
| ● | 1Hz档解析度：100nHz |
| ● | 可调式触发准位控制 |
| ● | 显示锁定功能 |
中国台湾固纬GFC8131H数字频率计产品规格：
| 型号 | GFC-8131H |
| 显示 | |
| 8位数 with Hz, kHz, MHz, GHz, S, mS, μS, nS and overflow | |
| Gate Time | |
| Continuously vary form 10mS to 10S, or 1 period of input depending on whichever is greater | |
| 准确度 | |
| | ±（解析度±时基主差） |
| 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 | ×20dB |
| 触发准位调整 | -2.5VDC to +2.5VDC |
| 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 | 1ppm, per Month |
| 温度 | 5ppm 23℃±5℃ |
| 电源变化 | ±0.005ppm for±10%变化 |
| 使用电源 | |
| AC 100V/120V/220V/240V±10%，50/60Hz | |
| 尺寸与重量 | |
| 230（宽）×95（高）×280（长）mm | |
| 约2.2kg |
