在被测定物上施加正弦波信号,求出其频率响应特性的装置,称作FRA(Frequency Response Analyzer,频率特性分析仪)。因为测量的动态量程非常宽阔,所以不但能够进行高精确度的测量,而且具有可以测量超低频率等特长。
| 5010A | FRA5020A | Oscillator | Frequency resolution | 4 digits | 4 digits | Output waveform | Output voltage | 10mV to 5Vrms | 10mV to 5Vrms | Isolation voltage | - | - | Analyzer | No. of input channel | 2 | 2 | Input voltage range selection | Auto ranging | Auto ranging | Isolation voltage | ± 14.2V (floating) | ± 14.2V (floating) | Analysis mode | CH1/OSC, CH1/CH2 | CH1/OSC, CH1/CH2 | DC bias elimination | Automatically eliminated over the entire frequency range | Integration cycles | 1 to 100 | 1 to 100 | Judgement function | UNDER, GO and OVER | - | Display device | Indicator tube | CRT (green) | Display mode | log R • θ, numerical | Nyquist, Bode and Nichols diagram, numerical | Miscellaneous | External display device | - | video printer, plotter (HPGL) | Memory | 10 spots | 10 panel settings and 2 measurement data | Interface | GPIB | GPIB | Power requirements | AC100, 120, 220 or 240V switchable | AC100, 120, 220 or 240V switchable | Dimensions (mm) | 432(W) X 132.5(H) X 400(D) | Weight | Approx. 9.5kg | Approx. 12.5kg | | |