Zhengzhou, where analog oscilloscope? The analog oscilloscope which brand is good? CA8000 Series oscilloscopes are Elcoteq Electronics market-oriented development of the first generation of products, solutions maturity, ease of use, cost-effective, in terms of performance and ease of operation is very close to the user's needs. Widely used in industry, education, scientific research, medical and other fields. DC ~ 100MHz (-3dB) Rise time: ≤ 3.5ns deflection factor: 5mV/DIV ~ 5V/DIV by 1,2,5 order in 10 files vertically: CH1, CH2, ALT, CHOP, ADD scan time factor: 50ns / DIV ~ 0.2s/DIV file by 1,2,5 order of 21 vertical mode: inside, outside, alternately, power, TV, lock the scanning mode: Auto, Normal, Extended × 10, × 1 / × 10 alternating vertical system Sensitivity 5mV ~ 5V/DIV, 10 steps in 1-2-5 sequence Accuracy ≤ ± 5% or less of panel trim sensitivity 1:2.5 scale indication Bandwidth DC ~ 100MHz AC coupling: less than 10Hz (For 100kHz8DIV Frequency Response-3dB) Rise time ≤ 3.5ns Input impedance of about 1MΩ / / 25pF on the red square wave characteristics: ≤ 5% (in 10mV/DIV range) other distortions: the value plus 5% DC linear equilibrium shift ± 1DIV center when the waveform in the grid vertical movement, the amplitude (2DIV) Change