固纬GFC-8270H数字频率计 GFC-8270H
产品简介
固纬GFC-8270H数字频率计的性能: 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
产品详细信息
固纬GFC-8270H数字频率计的技术参数:
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 | 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 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 ( GTL-101 × 1, GTL-110 × 1 ) |
尺寸及重量 | 230(宽) × 95(高) × 280(长) mm, 约 2.2 公斤 |